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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/200695">200695</a></dd>
<dt>Author</dt> <dd>beidson@apple.com</dd>
<dt>Date</dt> <dd>2016-05-11 11:42:03 -0700 (Wed, 11 May 2016)</dd>
</dl>

<h3>Log Message</h3>
<pre>Modern IDB: IDBOpenDBRequests that are stop()'ed don't notify the IDBServer of that fact.
https://bugs.webkit.org/show_bug.cgi?id=157448

Reviewed by Alex Christensen.

Source/WebCore:

No new tests (Previously skipped tests cover new behavior, and are now unskipped).

There's two main parts to this patch:

1 - When an IDBOpenDBRequest is stop()'ed due to page navigation or worker termination,
    we now notify the IDBServer of that.
2 - Lot's of little tweaks to UniqueIDBDatabase to handle shutting down version change
    transactions and/or connections related to the cancelled openDB request.

Fortunately the changes to UniqueIDBDatabase were all well covered by existing tests.

* Modules/indexeddb/IDBOpenDBRequest.cpp:
(WebCore::IDBOpenDBRequest::fireSuccessAfterVersionChangeCommit):
(WebCore::IDBOpenDBRequest::fireErrorAfterVersionChangeCompletion):
(WebCore::IDBOpenDBRequest::cancelForStop):
(WebCore::IDBOpenDBRequest::dispatchEvent):
* Modules/indexeddb/IDBOpenDBRequest.h:

* Modules/indexeddb/IDBRequest.cpp:
(WebCore::IDBRequest::stop):
(WebCore::IDBRequest::cancelForStop):
* Modules/indexeddb/IDBRequest.h:

* Modules/indexeddb/client/IDBConnectionProxy.cpp:
(WebCore::IDBClient::IDBConnectionProxy::openDBRequestCancelled):
(WebCore::IDBClient::IDBConnectionProxy::didFinishHandlingVersionChangeTransaction):
* Modules/indexeddb/client/IDBConnectionProxy.h:

* Modules/indexeddb/client/IDBConnectionToServer.cpp:
(WebCore::IDBClient::IDBConnectionToServer::didFinishHandlingVersionChangeTransaction):
(WebCore::IDBClient::IDBConnectionToServer::openDBRequestCancelled):
* Modules/indexeddb/client/IDBConnectionToServer.h:

* Modules/indexeddb/client/IDBConnectionToServerDelegate.h:

* Modules/indexeddb/server/IDBServer.cpp:
(WebCore::IDBServer::IDBServer::didFinishHandlingVersionChangeTransaction):
(WebCore::IDBServer::IDBServer::databaseConnectionClosed):
(WebCore::IDBServer::IDBServer::openDBRequestCancelled):
* Modules/indexeddb/server/IDBServer.h:

* Modules/indexeddb/server/UniqueIDBDatabase.cpp:
(WebCore::IDBServer::UniqueIDBDatabase::didDeleteBackingStore):
(WebCore::IDBServer::UniqueIDBDatabase::handleCurrentOperation):
(WebCore::IDBServer::UniqueIDBDatabase::openDBRequestCancelled):
(WebCore::IDBServer::UniqueIDBDatabase::commitTransaction):
(WebCore::IDBServer::UniqueIDBDatabase::performCommitTransaction):
(WebCore::IDBServer::UniqueIDBDatabase::didPerformCommitTransaction):
(WebCore::IDBServer::UniqueIDBDatabase::abortTransaction):
(WebCore::IDBServer::UniqueIDBDatabase::didFinishHandlingVersionChange):
(WebCore::IDBServer::UniqueIDBDatabase::performAbortTransaction):
(WebCore::IDBServer::UniqueIDBDatabase::didPerformAbortTransaction):
(WebCore::IDBServer::UniqueIDBDatabase::connectionClosedFromClient):
(WebCore::IDBServer::UniqueIDBDatabase::transactionCompleted):
(WebCore::IDBServer::UniqueIDBDatabase::forgetErrorCallback):
* Modules/indexeddb/server/UniqueIDBDatabase.h:

* Modules/indexeddb/server/UniqueIDBDatabaseConnection.cpp:
(WebCore::IDBServer::UniqueIDBDatabaseConnection::abortTransactionWithoutCallback):
(WebCore::IDBServer::UniqueIDBDatabaseConnection::didFinishHandlingVersionChange):
* Modules/indexeddb/server/UniqueIDBDatabaseConnection.h:

* Modules/indexeddb/server/UniqueIDBDatabaseTransaction.cpp:
(WebCore::IDBServer::UniqueIDBDatabaseTransaction::didFinishHandlingVersionChange): Deleted.
* Modules/indexeddb/server/UniqueIDBDatabaseTransaction.h:

* Modules/indexeddb/shared/InProcessIDBServer.cpp:
(WebCore::InProcessIDBServer::didFinishHandlingVersionChangeTransaction):
(WebCore::InProcessIDBServer::openDBRequestCancelled):
* Modules/indexeddb/shared/InProcessIDBServer.h:

Source/WebKit2:

* DatabaseProcess/IndexedDB/WebIDBConnectionToClient.cpp:
(WebKit::WebIDBConnectionToClient::didFinishHandlingVersionChangeTransaction):
(WebKit::WebIDBConnectionToClient::openDBRequestCancelled):
* DatabaseProcess/IndexedDB/WebIDBConnectionToClient.h:
* DatabaseProcess/IndexedDB/WebIDBConnectionToClient.messages.in:

* WebProcess/Databases/IndexedDB/WebIDBConnectionToServer.cpp:
(WebKit::WebIDBConnectionToServer::didFinishHandlingVersionChangeTransaction):
(WebKit::WebIDBConnectionToServer::openDBRequestCancelled):
* WebProcess/Databases/IndexedDB/WebIDBConnectionToServer.h:

LayoutTests:

* TestExpectations:
* storage/indexeddb/pending-version-change-stuck-private-expected.txt:
* storage/indexeddb/pending-version-change-stuck-works-with-terminate-expected.txt:
* storage/indexeddb/pending-version-change-stuck-works-with-terminate-private-expected.txt:</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkLayoutTestsChangeLog">trunk/LayoutTests/ChangeLog</a></li>
<li><a href="#trunkLayoutTestsTestExpectations">trunk/LayoutTests/TestExpectations</a></li>
<li><a href="#trunkLayoutTestsstorageindexeddbpendingversionchangestuckprivateexpectedtxt">trunk/LayoutTests/storage/indexeddb/pending-version-change-stuck-private-expected.txt</a></li>
<li><a href="#trunkLayoutTestsstorageindexeddbpendingversionchangestuckworkswithterminateexpectedtxt">trunk/LayoutTests/storage/indexeddb/pending-version-change-stuck-works-with-terminate-expected.txt</a></li>
<li><a href="#trunkLayoutTestsstorageindexeddbpendingversionchangestuckworkswithterminateprivateexpectedtxt">trunk/LayoutTests/storage/indexeddb/pending-version-change-stuck-works-with-terminate-private-expected.txt</a></li>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbIDBOpenDBRequestcpp">trunk/Source/WebCore/Modules/indexeddb/IDBOpenDBRequest.cpp</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbIDBOpenDBRequesth">trunk/Source/WebCore/Modules/indexeddb/IDBOpenDBRequest.h</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbIDBRequestcpp">trunk/Source/WebCore/Modules/indexeddb/IDBRequest.cpp</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbIDBRequesth">trunk/Source/WebCore/Modules/indexeddb/IDBRequest.h</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbclientIDBConnectionProxycpp">trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionProxy.cpp</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbclientIDBConnectionProxyh">trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionProxy.h</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbclientIDBConnectionToServercpp">trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServer.cpp</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbclientIDBConnectionToServerh">trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServer.h</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbclientIDBConnectionToServerDelegateh">trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServerDelegate.h</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbserverIDBServercpp">trunk/Source/WebCore/Modules/indexeddb/server/IDBServer.cpp</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbserverIDBServerh">trunk/Source/WebCore/Modules/indexeddb/server/IDBServer.h</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbserverUniqueIDBDatabasecpp">trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabase.cpp</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbserverUniqueIDBDatabaseh">trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabase.h</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbserverUniqueIDBDatabaseConnectioncpp">trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseConnection.cpp</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbserverUniqueIDBDatabaseConnectionh">trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseConnection.h</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbserverUniqueIDBDatabaseTransactioncpp">trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseTransaction.cpp</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbserverUniqueIDBDatabaseTransactionh">trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseTransaction.h</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbsharedInProcessIDBServercpp">trunk/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.cpp</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbsharedInProcessIDBServerh">trunk/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.h</a></li>
<li><a href="#trunkSourceWebKit2ChangeLog">trunk/Source/WebKit2/ChangeLog</a></li>
<li><a href="#trunkSourceWebKit2DatabaseProcessIndexedDBWebIDBConnectionToClientcpp">trunk/Source/WebKit2/DatabaseProcess/IndexedDB/WebIDBConnectionToClient.cpp</a></li>
<li><a href="#trunkSourceWebKit2DatabaseProcessIndexedDBWebIDBConnectionToClienth">trunk/Source/WebKit2/DatabaseProcess/IndexedDB/WebIDBConnectionToClient.h</a></li>
<li><a href="#trunkSourceWebKit2DatabaseProcessIndexedDBWebIDBConnectionToClientmessagesin">trunk/Source/WebKit2/DatabaseProcess/IndexedDB/WebIDBConnectionToClient.messages.in</a></li>
<li><a href="#trunkSourceWebKit2WebProcessDatabasesIndexedDBWebIDBConnectionToServercpp">trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBConnectionToServer.cpp</a></li>
<li><a href="#trunkSourceWebKit2WebProcessDatabasesIndexedDBWebIDBConnectionToServerh">trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBConnectionToServer.h</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkLayoutTestsChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/ChangeLog (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/ChangeLog        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/LayoutTests/ChangeLog        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -1,3 +1,15 @@
</span><ins>+2016-05-11  Brady Eidson  &lt;beidson@apple.com&gt;
+
+        Modern IDB: IDBOpenDBRequests that are stop()'ed don't notify the IDBServer of that fact.
+        https://bugs.webkit.org/show_bug.cgi?id=157448
+
+        Reviewed by Alex Christensen.
+
+        * TestExpectations:
+        * storage/indexeddb/pending-version-change-stuck-private-expected.txt:
+        * storage/indexeddb/pending-version-change-stuck-works-with-terminate-expected.txt:
+        * storage/indexeddb/pending-version-change-stuck-works-with-terminate-private-expected.txt:
+
</ins><span class="cx"> 2016-05-11  Joseph Pecoraro  &lt;pecoraro@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Improve error messages for accessing arguments.callee and similar getters in strict mode
</span></span></pre></div>
<a id="trunkLayoutTestsTestExpectations"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/TestExpectations (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/TestExpectations        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/LayoutTests/TestExpectations        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -913,12 +913,6 @@
</span><span class="cx"> # Could be a SessionID difference? Something is giving the worker a different namespace.
</span><span class="cx"> storage/indexeddb/dont-commit-on-blocked-private.html [ Failure ]
</span><span class="cx"> 
</span><del>-# IDB workers tests that timeout
-storage/indexeddb/pending-version-change-stuck.html
-storage/indexeddb/pending-version-change-stuck-private.html
-storage/indexeddb/pending-version-change-stuck-works-with-terminate.html
-storage/indexeddb/pending-version-change-stuck-works-with-terminate-private.html
-
</del><span class="cx"> # Test's behavior specific to Legacy IDB with LevelDB backend
</span><span class="cx"> # Modern IDB is spec-compliant without supporting this behavior
</span><span class="cx"> storage/indexeddb/transaction-starvation.html [ Skip ]
</span></span></pre></div>
<a id="trunkLayoutTestsstorageindexeddbpendingversionchangestuckprivateexpectedtxt"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/storage/indexeddb/pending-version-change-stuck-private-expected.txt (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/storage/indexeddb/pending-version-change-stuck-private-expected.txt        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/LayoutTests/storage/indexeddb/pending-version-change-stuck-private-expected.txt        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -5,7 +5,7 @@
</span><span class="cx"> 
</span><span class="cx"> indexedDB = self.indexedDB || self.webkitIndexedDB || self.mozIndexedDB || self.msIndexedDB || self.OIndexedDB;
</span><span class="cx"> 
</span><del>-request = indexedDB.open(&quot;pending-version-change-stuck.html&quot;)
</del><ins>+request = indexedDB.open(&quot;pending-version-change-stuck-private.html&quot;)
</ins><span class="cx"> PASS Open worked after page reload.
</span><span class="cx"> PASS successfullyParsed is true
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkLayoutTestsstorageindexeddbpendingversionchangestuckworkswithterminateexpectedtxt"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/storage/indexeddb/pending-version-change-stuck-works-with-terminate-expected.txt (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/storage/indexeddb/pending-version-change-stuck-works-with-terminate-expected.txt        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/LayoutTests/storage/indexeddb/pending-version-change-stuck-works-with-terminate-expected.txt        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -5,7 +5,6 @@
</span><span class="cx"> 
</span><span class="cx"> indexedDB = self.indexedDB || self.webkitIndexedDB || self.mozIndexedDB || self.msIndexedDB || self.OIndexedDB;
</span><span class="cx"> 
</span><del>-dbname = &quot;pending-version-change-stuck-works-with-terminate.html&quot;
</del><span class="cx"> indexedDB.open(dbname)
</span><span class="cx"> PASS Open worked after page reload.
</span><span class="cx"> PASS successfullyParsed is true
</span></span></pre></div>
<a id="trunkLayoutTestsstorageindexeddbpendingversionchangestuckworkswithterminateprivateexpectedtxt"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/storage/indexeddb/pending-version-change-stuck-works-with-terminate-private-expected.txt (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/storage/indexeddb/pending-version-change-stuck-works-with-terminate-private-expected.txt        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/LayoutTests/storage/indexeddb/pending-version-change-stuck-works-with-terminate-private-expected.txt        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -5,7 +5,6 @@
</span><span class="cx"> 
</span><span class="cx"> indexedDB = self.indexedDB || self.webkitIndexedDB || self.mozIndexedDB || self.msIndexedDB || self.OIndexedDB;
</span><span class="cx"> 
</span><del>-dbname = &quot;pending-version-change-stuck-works-with-terminate.html&quot;
</del><span class="cx"> indexedDB.open(dbname)
</span><span class="cx"> PASS Open worked after page reload.
</span><span class="cx"> PASS successfullyParsed is true
</span></span></pre></div>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/ChangeLog        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -1,3 +1,81 @@
</span><ins>+2016-05-11  Brady Eidson  &lt;beidson@apple.com&gt;
+
+        Modern IDB: IDBOpenDBRequests that are stop()'ed don't notify the IDBServer of that fact.
+        https://bugs.webkit.org/show_bug.cgi?id=157448
+
+        Reviewed by Alex Christensen.
+
+        No new tests (Previously skipped tests cover new behavior, and are now unskipped).
+
+        There's two main parts to this patch:
+        
+        1 - When an IDBOpenDBRequest is stop()'ed due to page navigation or worker termination,
+            we now notify the IDBServer of that.
+        2 - Lot's of little tweaks to UniqueIDBDatabase to handle shutting down version change
+            transactions and/or connections related to the cancelled openDB request.
+            
+        Fortunately the changes to UniqueIDBDatabase were all well covered by existing tests.
+        
+        * Modules/indexeddb/IDBOpenDBRequest.cpp:
+        (WebCore::IDBOpenDBRequest::fireSuccessAfterVersionChangeCommit):
+        (WebCore::IDBOpenDBRequest::fireErrorAfterVersionChangeCompletion):
+        (WebCore::IDBOpenDBRequest::cancelForStop):
+        (WebCore::IDBOpenDBRequest::dispatchEvent):
+        * Modules/indexeddb/IDBOpenDBRequest.h:
+
+        * Modules/indexeddb/IDBRequest.cpp:
+        (WebCore::IDBRequest::stop):
+        (WebCore::IDBRequest::cancelForStop):
+        * Modules/indexeddb/IDBRequest.h:
+
+        * Modules/indexeddb/client/IDBConnectionProxy.cpp:
+        (WebCore::IDBClient::IDBConnectionProxy::openDBRequestCancelled):
+        (WebCore::IDBClient::IDBConnectionProxy::didFinishHandlingVersionChangeTransaction):
+        * Modules/indexeddb/client/IDBConnectionProxy.h:
+
+        * Modules/indexeddb/client/IDBConnectionToServer.cpp:
+        (WebCore::IDBClient::IDBConnectionToServer::didFinishHandlingVersionChangeTransaction):
+        (WebCore::IDBClient::IDBConnectionToServer::openDBRequestCancelled):
+        * Modules/indexeddb/client/IDBConnectionToServer.h:
+
+        * Modules/indexeddb/client/IDBConnectionToServerDelegate.h:
+
+        * Modules/indexeddb/server/IDBServer.cpp:
+        (WebCore::IDBServer::IDBServer::didFinishHandlingVersionChangeTransaction):
+        (WebCore::IDBServer::IDBServer::databaseConnectionClosed):
+        (WebCore::IDBServer::IDBServer::openDBRequestCancelled):
+        * Modules/indexeddb/server/IDBServer.h:
+
+        * Modules/indexeddb/server/UniqueIDBDatabase.cpp:
+        (WebCore::IDBServer::UniqueIDBDatabase::didDeleteBackingStore):
+        (WebCore::IDBServer::UniqueIDBDatabase::handleCurrentOperation):
+        (WebCore::IDBServer::UniqueIDBDatabase::openDBRequestCancelled):
+        (WebCore::IDBServer::UniqueIDBDatabase::commitTransaction):
+        (WebCore::IDBServer::UniqueIDBDatabase::performCommitTransaction):
+        (WebCore::IDBServer::UniqueIDBDatabase::didPerformCommitTransaction):
+        (WebCore::IDBServer::UniqueIDBDatabase::abortTransaction):
+        (WebCore::IDBServer::UniqueIDBDatabase::didFinishHandlingVersionChange):
+        (WebCore::IDBServer::UniqueIDBDatabase::performAbortTransaction):
+        (WebCore::IDBServer::UniqueIDBDatabase::didPerformAbortTransaction):
+        (WebCore::IDBServer::UniqueIDBDatabase::connectionClosedFromClient):
+        (WebCore::IDBServer::UniqueIDBDatabase::transactionCompleted):
+        (WebCore::IDBServer::UniqueIDBDatabase::forgetErrorCallback):
+        * Modules/indexeddb/server/UniqueIDBDatabase.h:
+
+        * Modules/indexeddb/server/UniqueIDBDatabaseConnection.cpp:
+        (WebCore::IDBServer::UniqueIDBDatabaseConnection::abortTransactionWithoutCallback):
+        (WebCore::IDBServer::UniqueIDBDatabaseConnection::didFinishHandlingVersionChange):
+        * Modules/indexeddb/server/UniqueIDBDatabaseConnection.h:
+
+        * Modules/indexeddb/server/UniqueIDBDatabaseTransaction.cpp:
+        (WebCore::IDBServer::UniqueIDBDatabaseTransaction::didFinishHandlingVersionChange): Deleted.
+        * Modules/indexeddb/server/UniqueIDBDatabaseTransaction.h:
+
+        * Modules/indexeddb/shared/InProcessIDBServer.cpp:
+        (WebCore::InProcessIDBServer::didFinishHandlingVersionChangeTransaction):
+        (WebCore::InProcessIDBServer::openDBRequestCancelled):
+        * Modules/indexeddb/shared/InProcessIDBServer.h:
+
</ins><span class="cx"> 2016-05-11  Chris Dumez  &lt;cdumez@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Unreviewed, rolling out r200686.
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbIDBOpenDBRequestcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/IDBOpenDBRequest.cpp (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/IDBOpenDBRequest.cpp        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/IDBOpenDBRequest.cpp        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -84,7 +84,7 @@
</span><span class="cx"> 
</span><span class="cx"> void IDBOpenDBRequest::fireSuccessAfterVersionChangeCommit()
</span><span class="cx"> {
</span><del>-    LOG(IndexedDB, &quot;IDBOpenDBRequest::fireSuccessAfterVersionChangeCommit()&quot;);
</del><ins>+    LOG(IndexedDB, &quot;IDBOpenDBRequest::fireSuccessAfterVersionChangeCommit() - %s&quot;, resourceIdentifier().loggingString().utf8().data());
</ins><span class="cx"> 
</span><span class="cx">     ASSERT(currentThread() == originThreadID());
</span><span class="cx">     ASSERT(hasPendingActivity());
</span><span class="lines">@@ -98,7 +98,7 @@
</span><span class="cx"> 
</span><span class="cx"> void IDBOpenDBRequest::fireErrorAfterVersionChangeCompletion()
</span><span class="cx"> {
</span><del>-    LOG(IndexedDB, &quot;IDBOpenDBRequest::fireErrorAfterVersionChangeCompletion()&quot;);
</del><ins>+    LOG(IndexedDB, &quot;IDBOpenDBRequest::fireErrorAfterVersionChangeCompletion() - %s&quot;, resourceIdentifier().loggingString().utf8().data());
</ins><span class="cx"> 
</span><span class="cx">     ASSERT(currentThread() == originThreadID());
</span><span class="cx">     ASSERT(hasPendingActivity());
</span><span class="lines">@@ -111,6 +111,11 @@
</span><span class="cx">     enqueueEvent(IDBRequestCompletionEvent::create(eventNames().errorEvent, true, true, *this));
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void IDBOpenDBRequest::cancelForStop()
+{
+    connectionProxy().openDBRequestCancelled({ connectionProxy(), *this });
+}
+
</ins><span class="cx"> bool IDBOpenDBRequest::dispatchEvent(Event&amp; event)
</span><span class="cx"> {
</span><span class="cx">     ASSERT(currentThread() == originThreadID());
</span><span class="lines">@@ -118,7 +123,7 @@
</span><span class="cx">     bool result = IDBRequest::dispatchEvent(event);
</span><span class="cx"> 
</span><span class="cx">     if (m_transaction &amp;&amp; m_transaction-&gt;isVersionChange() &amp;&amp; (event.type() == eventNames().errorEvent || event.type() == eventNames().successEvent))
</span><del>-        m_transaction-&gt;database().connectionProxy().didFinishHandlingVersionChangeTransaction(*m_transaction);
</del><ins>+        m_transaction-&gt;database().connectionProxy().didFinishHandlingVersionChangeTransaction(m_transaction-&gt;database().databaseConnectionIdentifier(), *m_transaction);
</ins><span class="cx"> 
</span><span class="cx">     return result;
</span><span class="cx"> }
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbIDBOpenDBRequesth"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/IDBOpenDBRequest.h (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/IDBOpenDBRequest.h        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/IDBOpenDBRequest.h        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -56,6 +56,8 @@
</span><span class="cx"> 
</span><span class="cx">     bool dispatchEvent(Event&amp;) final;
</span><span class="cx"> 
</span><ins>+    void cancelForStop() final;
+
</ins><span class="cx">     void onError(const IDBResultData&amp;);
</span><span class="cx">     void onSuccess(const IDBResultData&amp;);
</span><span class="cx">     void onUpgradeNeeded(const IDBResultData&amp;);
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbIDBRequestcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/IDBRequest.cpp (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/IDBRequest.cpp        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/IDBRequest.cpp        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -242,11 +242,18 @@
</span><span class="cx">     ASSERT(currentThread() == m_originThreadID);
</span><span class="cx">     ASSERT(!m_contextStopped);
</span><span class="cx"> 
</span><ins>+    cancelForStop();
+
</ins><span class="cx">     removeAllEventListeners();
</span><span class="cx"> 
</span><span class="cx">     m_contextStopped = true;
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void IDBRequest::cancelForStop()
+{
+    // The base IDBRequest class has nothing additional to do here.
+}
+
</ins><span class="cx"> void IDBRequest::enqueueEvent(Ref&lt;Event&gt;&amp;&amp; event)
</span><span class="cx"> {
</span><span class="cx">     ASSERT(currentThread() == m_originThreadID);
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbIDBRequesth"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/IDBRequest.h (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/IDBRequest.h        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/IDBRequest.h        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -139,6 +139,7 @@
</span><span class="cx">     const char* activeDOMObjectName() const final;
</span><span class="cx">     bool canSuspendForDocumentSuspension() const final;
</span><span class="cx">     void stop() final;
</span><ins>+    virtual void cancelForStop();
</ins><span class="cx"> 
</span><span class="cx">     void refEventTarget() final { RefCounted::ref(); }
</span><span class="cx">     void derefEventTarget() final { RefCounted::deref(); }
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbclientIDBConnectionProxycpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionProxy.cpp (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionProxy.cpp        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionProxy.cpp        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -293,6 +293,11 @@
</span><span class="cx">     performCallbackOnCorrectThread(*request, &amp;IDBOpenDBRequest::requestBlocked, oldVersion, newVersion);
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void IDBConnectionProxy::openDBRequestCancelled(const IDBRequestData&amp; requestData)
+{
+    callConnectionOnMainThread(&amp;IDBConnectionToServer::openDBRequestCancelled, requestData);
+}
+
</ins><span class="cx"> void IDBConnectionProxy::establishTransaction(IDBTransaction&amp; transaction)
</span><span class="cx"> {
</span><span class="cx">     {
</span><span class="lines">@@ -373,9 +378,9 @@
</span><span class="cx">     return m_pendingTransactions.contains(identifier) || m_committingTransactions.contains(identifier) || m_abortingTransactions.contains(identifier);
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void IDBConnectionProxy::didFinishHandlingVersionChangeTransaction(IDBTransaction&amp; transaction)
</del><ins>+void IDBConnectionProxy::didFinishHandlingVersionChangeTransaction(uint64_t databaseConnectionIdentifier, IDBTransaction&amp; transaction)
</ins><span class="cx"> {
</span><del>-    callConnectionOnMainThread(&amp;IDBConnectionToServer::didFinishHandlingVersionChangeTransaction, transaction.info().identifier());
</del><ins>+    callConnectionOnMainThread(&amp;IDBConnectionToServer::didFinishHandlingVersionChangeTransaction, databaseConnectionIdentifier, transaction.info().identifier());
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> void IDBConnectionProxy::databaseConnectionClosed(IDBDatabase&amp; database)
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbclientIDBConnectionProxyh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionProxy.h (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionProxy.h        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionProxy.h        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -80,6 +80,7 @@
</span><span class="cx">     void didFireVersionChangeEvent(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp; requestIdentifier);
</span><span class="cx"> 
</span><span class="cx">     void notifyOpenDBRequestBlocked(const IDBResourceIdentifier&amp; requestIdentifier, uint64_t oldVersion, uint64_t newVersion);
</span><ins>+    void openDBRequestCancelled(const IDBRequestData&amp;);
</ins><span class="cx"> 
</span><span class="cx">     void establishTransaction(IDBTransaction&amp;);
</span><span class="cx">     void commitTransaction(IDBTransaction&amp;);
</span><span class="lines">@@ -89,7 +90,7 @@
</span><span class="cx">     void didCommitTransaction(const IDBResourceIdentifier&amp; transactionIdentifier, const IDBError&amp;);
</span><span class="cx">     void didAbortTransaction(const IDBResourceIdentifier&amp; transactionIdentifier, const IDBError&amp;);
</span><span class="cx"> 
</span><del>-    void didFinishHandlingVersionChangeTransaction(IDBTransaction&amp;);
</del><ins>+    void didFinishHandlingVersionChangeTransaction(uint64_t databaseConnectionIdentifier, IDBTransaction&amp;);
</ins><span class="cx">     void databaseConnectionClosed(IDBDatabase&amp;);
</span><span class="cx"> 
</span><span class="cx">     void abortOpenAndUpgradeNeeded(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp; transactionIdentifier);
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbclientIDBConnectionToServercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServer.cpp (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServer.cpp        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServer.cpp        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -268,12 +268,12 @@
</span><span class="cx">     m_proxy-&gt;didCommitTransaction(transactionIdentifier, error);
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void IDBConnectionToServer::didFinishHandlingVersionChangeTransaction(const IDBResourceIdentifier&amp; transactionIdentifier)
</del><ins>+void IDBConnectionToServer::didFinishHandlingVersionChangeTransaction(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp; transactionIdentifier)
</ins><span class="cx"> {
</span><span class="cx">     LOG(IndexedDB, &quot;IDBConnectionToServer::didFinishHandlingVersionChangeTransaction&quot;);
</span><span class="cx">     ASSERT(isMainThread());
</span><span class="cx"> 
</span><del>-    m_delegate-&gt;didFinishHandlingVersionChangeTransaction(transactionIdentifier);
</del><ins>+    m_delegate-&gt;didFinishHandlingVersionChangeTransaction(databaseConnectionIdentifier, transactionIdentifier);
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> void IDBConnectionToServer::abortTransaction(const IDBResourceIdentifier&amp; transactionIdentifier)
</span><span class="lines">@@ -324,6 +324,14 @@
</span><span class="cx">     m_proxy-&gt;notifyOpenDBRequestBlocked(requestIdentifier, oldVersion, newVersion);
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void IDBConnectionToServer::openDBRequestCancelled(const IDBRequestData&amp; requestData)
+{
+    LOG(IndexedDB, &quot;IDBConnectionToServer::openDBRequestCancelled&quot;);
+    ASSERT(isMainThread());
+
+    m_delegate-&gt;openDBRequestCancelled(requestData);
+}
+
</ins><span class="cx"> void IDBConnectionToServer::databaseConnectionClosed(uint64_t databaseConnectionIdentifier)
</span><span class="cx"> {
</span><span class="cx">     LOG(IndexedDB, &quot;IDBConnectionToServer::databaseConnectionClosed&quot;);
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbclientIDBConnectionToServerh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServer.h (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServer.h        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServer.h        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -97,7 +97,7 @@
</span><span class="cx">     void commitTransaction(const IDBResourceIdentifier&amp; transactionIdentifier);
</span><span class="cx">     WEBCORE_EXPORT void didCommitTransaction(const IDBResourceIdentifier&amp; transactionIdentifier, const IDBError&amp;);
</span><span class="cx"> 
</span><del>-    void didFinishHandlingVersionChangeTransaction(const IDBResourceIdentifier&amp;);
</del><ins>+    void didFinishHandlingVersionChangeTransaction(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp;);
</ins><span class="cx"> 
</span><span class="cx">     void abortTransaction(const IDBResourceIdentifier&amp; transactionIdentifier);
</span><span class="cx">     WEBCORE_EXPORT void didAbortTransaction(const IDBResourceIdentifier&amp; transactionIdentifier, const IDBError&amp;);
</span><span class="lines">@@ -107,6 +107,7 @@
</span><span class="cx"> 
</span><span class="cx">     WEBCORE_EXPORT void didStartTransaction(const IDBResourceIdentifier&amp; transactionIdentifier, const IDBError&amp;);
</span><span class="cx">     WEBCORE_EXPORT void notifyOpenDBRequestBlocked(const IDBResourceIdentifier&amp; requestIdentifier, uint64_t oldVersion, uint64_t newVersion);
</span><ins>+    void openDBRequestCancelled(const IDBRequestData&amp;);
</ins><span class="cx"> 
</span><span class="cx">     void establishTransaction(uint64_t databaseConnectionIdentifier, const IDBTransactionInfo&amp;);
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbclientIDBConnectionToServerDelegateh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServerDelegate.h (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServerDelegate.h        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/client/IDBConnectionToServerDelegate.h        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- * Copyright (C) 2015 Apple Inc. All rights reserved.
</del><ins>+ * Copyright (C) 2015, 2016 Apple Inc. All rights reserved.
</ins><span class="cx">  *
</span><span class="cx">  * Redistribution and use in source and binary forms, with or without
</span><span class="cx">  * modification, are permitted provided that the following conditions
</span><span class="lines">@@ -23,8 +23,7 @@
</span><span class="cx">  * THE POSSIBILITY OF SUCH DAMAGE.
</span><span class="cx">  */
</span><span class="cx"> 
</span><del>-#ifndef IDBConnectionToServerDelegate_h
-#define IDBConnectionToServerDelegate_h
</del><ins>+#pragma once
</ins><span class="cx"> 
</span><span class="cx"> #if ENABLE(INDEXED_DATABASE)
</span><span class="cx"> 
</span><span class="lines">@@ -60,7 +59,7 @@
</span><span class="cx">     virtual void openDatabase(const IDBRequestData&amp;) = 0;
</span><span class="cx">     virtual void abortTransaction(const IDBResourceIdentifier&amp;) = 0;
</span><span class="cx">     virtual void commitTransaction(const IDBResourceIdentifier&amp;) = 0;
</span><del>-    virtual void didFinishHandlingVersionChangeTransaction(const IDBResourceIdentifier&amp;) = 0;
</del><ins>+    virtual void didFinishHandlingVersionChangeTransaction(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp;) = 0;
</ins><span class="cx">     virtual void createObjectStore(const IDBRequestData&amp;, const IDBObjectStoreInfo&amp;) = 0;
</span><span class="cx">     virtual void deleteObjectStore(const IDBRequestData&amp;, const String&amp; objectStoreName) = 0;
</span><span class="cx">     virtual void clearObjectStore(const IDBRequestData&amp;, uint64_t objectStoreIdentifier) = 0;
</span><span class="lines">@@ -77,6 +76,7 @@
</span><span class="cx">     virtual void databaseConnectionClosed(uint64_t databaseConnectionIdentifier) = 0;
</span><span class="cx">     virtual void abortOpenAndUpgradeNeeded(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp; transactionIdentifier) = 0;
</span><span class="cx">     virtual void didFireVersionChangeEvent(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp; requestIdentifier) = 0;
</span><ins>+    virtual void openDBRequestCancelled(const IDBRequestData&amp;) = 0;
</ins><span class="cx"> 
</span><span class="cx">     virtual void getAllDatabaseNames(const SecurityOriginData&amp; mainFrameOrigin, const SecurityOriginData&amp; openingOrigin, uint64_t callbackID) = 0;
</span><span class="cx"> 
</span><span class="lines">@@ -88,4 +88,3 @@
</span><span class="cx"> } // namespace WebCore
</span><span class="cx"> 
</span><span class="cx"> #endif // ENABLE(INDEXED_DATABASE)
</span><del>-#endif // IDBConnectionToServerDelegate_h
</del></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbserverIDBServercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/server/IDBServer.cpp (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/server/IDBServer.cpp        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/server/IDBServer.cpp        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -332,20 +332,20 @@
</span><span class="cx">     transaction-&gt;commit();
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void IDBServer::didFinishHandlingVersionChangeTransaction(const IDBResourceIdentifier&amp; transactionIdentifier)
</del><ins>+void IDBServer::didFinishHandlingVersionChangeTransaction(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp; transactionIdentifier)
</ins><span class="cx"> {
</span><del>-    LOG(IndexedDB, &quot;IDBServer::didFinishHandlingVersionChangeTransaction&quot;);
</del><ins>+    LOG(IndexedDB, &quot;IDBServer::didFinishHandlingVersionChangeTransaction - %s&quot;, transactionIdentifier.loggingString().utf8().data());
</ins><span class="cx"> 
</span><del>-    auto transaction = m_transactions.get(transactionIdentifier);
-    if (!transaction)
</del><ins>+    auto* connection = m_databaseConnections.get(databaseConnectionIdentifier);
+    if (!connection)
</ins><span class="cx">         return;
</span><span class="cx"> 
</span><del>-    transaction-&gt;didFinishHandlingVersionChange();
</del><ins>+    connection-&gt;didFinishHandlingVersionChange(transactionIdentifier);
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> void IDBServer::databaseConnectionClosed(uint64_t databaseConnectionIdentifier)
</span><span class="cx"> {
</span><del>-    LOG(IndexedDB, &quot;IDBServer::databaseConnectionClosed&quot;);
</del><ins>+    LOG(IndexedDB, &quot;IDBServer::databaseConnectionClosed - %&quot; PRIu64, databaseConnectionIdentifier);
</ins><span class="cx"> 
</span><span class="cx">     auto databaseConnection = m_databaseConnections.get(databaseConnectionIdentifier);
</span><span class="cx">     if (!databaseConnection)
</span><span class="lines">@@ -377,6 +377,17 @@
</span><span class="cx">         databaseConnection-&gt;didFireVersionChangeEvent(requestIdentifier);
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void IDBServer::openDBRequestCancelled(const IDBRequestData&amp; requestData)
+{
+    LOG(IndexedDB, &quot;IDBServer::openDBRequestCancelled&quot;);
+
+    auto* uniqueIDBDatabase = m_uniqueIDBDatabaseMap.get(requestData.databaseIdentifier());
+    if (!uniqueIDBDatabase)
+        return;
+
+    uniqueIDBDatabase-&gt;openDBRequestCancelled(requestData.requestIdentifier());
+}
+
</ins><span class="cx"> void IDBServer::getAllDatabaseNames(uint64_t serverConnectionIdentifier, const SecurityOriginData&amp; mainFrameOrigin, const SecurityOriginData&amp; openingOrigin, uint64_t callbackID)
</span><span class="cx"> {
</span><span class="cx">     postDatabaseTask(createCrossThreadTask(*this, &amp;IDBServer::performGetAllDatabaseNames, serverConnectionIdentifier, mainFrameOrigin, openingOrigin, callbackID));
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbserverIDBServerh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/server/IDBServer.h (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/server/IDBServer.h        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/server/IDBServer.h        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -1,5 +1,5 @@
</span><span class="cx"> /*
</span><del>- * Copyright (C) 2015 Apple Inc. All rights reserved.
</del><ins>+ * Copyright (C) 2015, 2016 Apple Inc. All rights reserved.
</ins><span class="cx">  *
</span><span class="cx">  * Redistribution and use in source and binary forms, with or without
</span><span class="cx">  * modification, are permitted provided that the following conditions
</span><span class="lines">@@ -23,8 +23,7 @@
</span><span class="cx">  * THE POSSIBILITY OF SUCH DAMAGE.
</span><span class="cx">  */
</span><span class="cx"> 
</span><del>-#ifndef IDBServer_h
-#define IDBServer_h
</del><ins>+#pragma once
</ins><span class="cx"> 
</span><span class="cx"> #if ENABLE(INDEXED_DATABASE)
</span><span class="cx"> 
</span><span class="lines">@@ -64,7 +63,7 @@
</span><span class="cx">     WEBCORE_EXPORT void deleteDatabase(const IDBRequestData&amp;);
</span><span class="cx">     WEBCORE_EXPORT void abortTransaction(const IDBResourceIdentifier&amp;);
</span><span class="cx">     WEBCORE_EXPORT void commitTransaction(const IDBResourceIdentifier&amp;);
</span><del>-    WEBCORE_EXPORT void didFinishHandlingVersionChangeTransaction(const IDBResourceIdentifier&amp;);
</del><ins>+    WEBCORE_EXPORT void didFinishHandlingVersionChangeTransaction(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp;);
</ins><span class="cx">     WEBCORE_EXPORT void createObjectStore(const IDBRequestData&amp;, const IDBObjectStoreInfo&amp;);
</span><span class="cx">     WEBCORE_EXPORT void deleteObjectStore(const IDBRequestData&amp;, const String&amp; objectStoreName);
</span><span class="cx">     WEBCORE_EXPORT void clearObjectStore(const IDBRequestData&amp;, uint64_t objectStoreIdentifier);
</span><span class="lines">@@ -81,6 +80,7 @@
</span><span class="cx">     WEBCORE_EXPORT void databaseConnectionClosed(uint64_t databaseConnectionIdentifier);
</span><span class="cx">     WEBCORE_EXPORT void abortOpenAndUpgradeNeeded(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp; transactionIdentifier);
</span><span class="cx">     WEBCORE_EXPORT void didFireVersionChangeEvent(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp; requestIdentifier);
</span><ins>+    WEBCORE_EXPORT void openDBRequestCancelled(const IDBRequestData&amp;);
</ins><span class="cx"> 
</span><span class="cx">     WEBCORE_EXPORT void getAllDatabaseNames(uint64_t serverConnectionIdentifier, const SecurityOriginData&amp; mainFrameOrigin, const SecurityOriginData&amp; openingOrigin, uint64_t callbackID);
</span><span class="cx"> 
</span><span class="lines">@@ -131,4 +131,3 @@
</span><span class="cx"> } // namespace WebCore
</span><span class="cx"> 
</span><span class="cx"> #endif // ENABLE(INDEXED_DATABASE)
</span><del>-#endif // IDBServer_h
</del></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbserverUniqueIDBDatabasecpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabase.cpp (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabase.cpp        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabase.cpp        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -74,8 +74,7 @@
</span><span class="cx"> 
</span><span class="cx"> void UniqueIDBDatabase::openDatabaseConnection(IDBConnectionToClient&amp; connection, const IDBRequestData&amp; requestData)
</span><span class="cx"> {
</span><del>-    auto operation = ServerOpenDBRequest::create(connection, requestData);
-    m_pendingOpenDBRequests.append(WTFMove(operation));
</del><ins>+    m_pendingOpenDBRequests.add(ServerOpenDBRequest::create(connection, requestData));
</ins><span class="cx"> 
</span><span class="cx">     // An open operation is already in progress, so we can't possibly handle this one yet.
</span><span class="cx">     if (m_isOpeningBackingStore)
</span><span class="lines">@@ -247,13 +246,15 @@
</span><span class="cx">     ASSERT(isMainThread());
</span><span class="cx">     LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::didDeleteBackingStore&quot;);
</span><span class="cx"> 
</span><del>-    ASSERT(m_currentOpenDBRequest);
-    ASSERT(m_currentOpenDBRequest-&gt;isDeleteRequest());
</del><span class="cx">     ASSERT(!hasAnyPendingCallbacks());
</span><span class="cx">     ASSERT(!hasUnfinishedTransactions());
</span><span class="cx">     ASSERT(m_pendingTransactions.isEmpty());
</span><span class="cx">     ASSERT(m_openDatabaseConnections.isEmpty());
</span><span class="cx"> 
</span><ins>+    // It's possible that the openDBRequest was cancelled from client-side after the delete was already dispatched to the backingstore.
+    // So it's okay if we don't have a currentOpenDBRequest, but if we do it has to be a deleteRequest.
+    ASSERT(!m_currentOpenDBRequest || m_currentOpenDBRequest-&gt;isDeleteRequest());
+
</ins><span class="cx">     if (m_databaseInfo)
</span><span class="cx">         m_mostRecentDeletedDatabaseInfo = WTFMove(m_databaseInfo);
</span><span class="cx"> 
</span><span class="lines">@@ -263,24 +264,29 @@
</span><span class="cx">     if (!m_mostRecentDeletedDatabaseInfo)
</span><span class="cx">         m_mostRecentDeletedDatabaseInfo = std::make_unique&lt;IDBDatabaseInfo&gt;(m_identifier.databaseName(), deletedVersion);
</span><span class="cx"> 
</span><del>-    m_currentOpenDBRequest-&gt;notifyDidDeleteDatabase(*m_mostRecentDeletedDatabaseInfo);
-    m_currentOpenDBRequest = nullptr;
</del><ins>+    if (m_currentOpenDBRequest) {
+        m_currentOpenDBRequest-&gt;notifyDidDeleteDatabase(*m_mostRecentDeletedDatabaseInfo);
+        m_currentOpenDBRequest = nullptr;
+    }
</ins><span class="cx"> 
</span><span class="cx">     m_deleteBackingStoreInProgress = false;
</span><span class="cx"> 
</span><del>-    if (m_closePendingDatabaseConnections.isEmpty()) {
-        if (m_pendingOpenDBRequests.isEmpty())
-            m_server.closeUniqueIDBDatabase(*this);
-        else
-            invokeOperationAndTransactionTimer();
</del><ins>+    if (m_closePendingDatabaseConnections.isEmpty() &amp;&amp; m_pendingOpenDBRequests.isEmpty()) {
+        m_server.closeUniqueIDBDatabase(*this);
+        return;
</ins><span class="cx">     }
</span><ins>+
+    invokeOperationAndTransactionTimer();
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> void UniqueIDBDatabase::handleDatabaseOperations()
</span><span class="cx"> {
</span><span class="cx">     ASSERT(isMainThread());
</span><del>-    LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::handleDatabaseOperations - There are %zu pending&quot;, m_pendingOpenDBRequests.size());
</del><ins>+    LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::handleDatabaseOperations - There are %u pending&quot;, m_pendingOpenDBRequests.size());
</ins><span class="cx"> 
</span><ins>+    if (m_deleteBackingStoreInProgress)
+        return;
+
</ins><span class="cx">     if (m_versionChangeDatabaseConnection || m_versionChangeTransaction || m_currentOpenDBRequest) {
</span><span class="cx">         // We can't start any new open-database operations right now, but we might be able to start handling a delete operation.
</span><span class="cx">         if (!m_currentOpenDBRequest &amp;&amp; !m_pendingOpenDBRequests.isEmpty() &amp;&amp; m_pendingOpenDBRequests.first()-&gt;isDeleteRequest())
</span><span class="lines">@@ -297,13 +303,15 @@
</span><span class="cx">         return;
</span><span class="cx"> 
</span><span class="cx">     m_currentOpenDBRequest = m_pendingOpenDBRequests.takeFirst();
</span><del>-    LOG(IndexedDB, &quot;UniqueIDBDatabase::handleDatabaseOperations - Popped an operation, now there are %zu pending&quot;, m_pendingOpenDBRequests.size());
</del><ins>+    LOG(IndexedDB, &quot;UniqueIDBDatabase::handleDatabaseOperations - Popped an operation, now there are %u pending&quot;, m_pendingOpenDBRequests.size());
</ins><span class="cx"> 
</span><span class="cx">     handleCurrentOperation();
</span><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> void UniqueIDBDatabase::handleCurrentOperation()
</span><span class="cx"> {
</span><ins>+    LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::handleCurrentOperation&quot;);
+
</ins><span class="cx">     ASSERT(m_currentOpenDBRequest);
</span><span class="cx"> 
</span><span class="cx">     RefPtr&lt;UniqueIDBDatabase&gt; protector(this);
</span><span class="lines">@@ -367,7 +375,7 @@
</span><span class="cx"> {
</span><span class="cx">     LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::handleDelete&quot;);
</span><span class="cx"> 
</span><del>-    m_pendingOpenDBRequests.append(ServerOpenDBRequest::create(connection, requestData));
</del><ins>+    m_pendingOpenDBRequests.add(ServerOpenDBRequest::create(connection, requestData));
</ins><span class="cx">     handleDatabaseOperations();
</span><span class="cx"> }
</span><span class="cx"> 
</span><span class="lines">@@ -467,6 +475,28 @@
</span><span class="cx">     notifyCurrentRequestConnectionClosedOrFiredVersionChangeEvent(connection.identifier());
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void UniqueIDBDatabase::openDBRequestCancelled(const IDBResourceIdentifier&amp; requestIdentifier)
+{
+    LOG(IndexedDB, &quot;UniqueIDBDatabase::openDBRequestCancelled - %s&quot;, requestIdentifier.loggingString().utf8().data());
+
+    if (m_currentOpenDBRequest &amp;&amp; m_currentOpenDBRequest-&gt;requestData().requestIdentifier() == requestIdentifier)
+        m_currentOpenDBRequest = nullptr;
+
+    if (m_versionChangeDatabaseConnection &amp;&amp; m_versionChangeDatabaseConnection-&gt;openRequestIdentifier() == requestIdentifier) {
+        ASSERT(!m_versionChangeTransaction || m_versionChangeTransaction-&gt;databaseConnection().openRequestIdentifier() == requestIdentifier);
+        ASSERT(!m_versionChangeTransaction || &amp;m_versionChangeTransaction-&gt;databaseConnection() == m_versionChangeDatabaseConnection);
+
+        connectionClosedFromClient(*m_versionChangeDatabaseConnection);
+    }
+
+    for (auto&amp; request : m_pendingOpenDBRequests) {
+        if (request-&gt;requestData().requestIdentifier() == requestIdentifier) {
+            m_pendingOpenDBRequests.remove(request);
+            return;
+        }
+    }
+}
+
</ins><span class="cx"> void UniqueIDBDatabase::addOpenDatabaseConnection(Ref&lt;UniqueIDBDatabaseConnection&gt;&amp;&amp; connection)
</span><span class="cx"> {
</span><span class="cx">     ASSERT(!m_openDatabaseConnections.contains(&amp;connection.get()));
</span><span class="lines">@@ -998,13 +1028,19 @@
</span><span class="cx"> void UniqueIDBDatabase::commitTransaction(UniqueIDBDatabaseTransaction&amp; transaction, ErrorCallback callback)
</span><span class="cx"> {
</span><span class="cx">     ASSERT(isMainThread());
</span><del>-    LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::commitTransaction&quot;);
</del><ins>+    LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::commitTransaction - %s&quot;, transaction.info().identifier().loggingString().utf8().data());
</ins><span class="cx"> 
</span><span class="cx">     ASSERT(&amp;transaction.databaseConnection().database() == this);
</span><span class="cx"> 
</span><span class="cx">     uint64_t callbackID = storeCallback(callback);
</span><span class="cx"> 
</span><span class="cx">     if (!prepareToFinishTransaction(transaction)) {
</span><ins>+        if (!m_openDatabaseConnections.contains(&amp;transaction.databaseConnection())) {
+            // This database connection is closing or has already closed, so there is no point in messaging back to it about the commit failing.
+            forgetErrorCallback(callbackID);
+            return;
+        }
+
</ins><span class="cx">         performErrorCallback(callbackID, { IDBDatabaseException::UnknownError, ASCIILiteral(&quot;Attempt to commit transaction that is already finishing&quot;) });
</span><span class="cx">         return;
</span><span class="cx">     }
</span><span class="lines">@@ -1015,7 +1051,7 @@
</span><span class="cx"> void UniqueIDBDatabase::performCommitTransaction(uint64_t callbackIdentifier, const IDBResourceIdentifier&amp; transactionIdentifier)
</span><span class="cx"> {
</span><span class="cx">     ASSERT(!isMainThread());
</span><del>-    LOG(IndexedDB, &quot;(db) UniqueIDBDatabase::performCommitTransaction&quot;);
</del><ins>+    LOG(IndexedDB, &quot;(db) UniqueIDBDatabase::performCommitTransaction - %s&quot;, transactionIdentifier.loggingString().utf8().data());
</ins><span class="cx"> 
</span><span class="cx">     IDBError error = m_backingStore-&gt;commitTransaction(transactionIdentifier);
</span><span class="cx">     m_server.postDatabaseTaskReply(createCrossThreadTask(*this, &amp;UniqueIDBDatabase::didPerformCommitTransaction, callbackIdentifier, error, transactionIdentifier));
</span><span class="lines">@@ -1024,7 +1060,7 @@
</span><span class="cx"> void UniqueIDBDatabase::didPerformCommitTransaction(uint64_t callbackIdentifier, const IDBError&amp; error, const IDBResourceIdentifier&amp; transactionIdentifier)
</span><span class="cx"> {
</span><span class="cx">     ASSERT(isMainThread());
</span><del>-    LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::didPerformCommitTransaction&quot;);
</del><ins>+    LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::didPerformCommitTransaction - %s&quot;, transactionIdentifier.loggingString().utf8().data());
</ins><span class="cx"> 
</span><span class="cx">     performErrorCallback(callbackIdentifier, error);
</span><span class="cx"> 
</span><span class="lines">@@ -1034,13 +1070,19 @@
</span><span class="cx"> void UniqueIDBDatabase::abortTransaction(UniqueIDBDatabaseTransaction&amp; transaction, ErrorCallback callback)
</span><span class="cx"> {
</span><span class="cx">     ASSERT(isMainThread());
</span><del>-    LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::abortTransaction&quot;);
</del><ins>+    LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::abortTransaction - %s&quot;, transaction.info().identifier().loggingString().utf8().data());
</ins><span class="cx"> 
</span><span class="cx">     ASSERT(&amp;transaction.databaseConnection().database() == this);
</span><span class="cx"> 
</span><span class="cx">     uint64_t callbackID = storeCallback(callback);
</span><span class="cx"> 
</span><span class="cx">     if (!prepareToFinishTransaction(transaction)) {
</span><ins>+        if (!m_openDatabaseConnections.contains(&amp;transaction.databaseConnection())) {
+            // This database connection is closing or has already closed, so there is no point in messaging back to it about the abort failing.
+            forgetErrorCallback(callbackID);
+            return;
+        }
+
</ins><span class="cx">         performErrorCallback(callbackID, { IDBDatabaseException::UnknownError, ASCIILiteral(&quot;Attempt to abort transaction that is already finishing&quot;) });
</span><span class="cx">         return;
</span><span class="cx">     }
</span><span class="lines">@@ -1048,13 +1090,13 @@
</span><span class="cx">     m_server.postDatabaseTask(createCrossThreadTask(*this, &amp;UniqueIDBDatabase::performAbortTransaction, callbackID, transaction.info().identifier()));
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void UniqueIDBDatabase::didFinishHandlingVersionChange(UniqueIDBDatabaseTransaction&amp; transaction)
</del><ins>+void UniqueIDBDatabase::didFinishHandlingVersionChange(UniqueIDBDatabaseConnection&amp; connection, const IDBResourceIdentifier&amp; transactionIdentifier)
</ins><span class="cx"> {
</span><span class="cx">     ASSERT(isMainThread());
</span><span class="cx">     LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::didFinishHandlingVersionChange&quot;);
</span><span class="cx"> 
</span><del>-    ASSERT(m_versionChangeTransaction);
-    ASSERT_UNUSED(transaction, m_versionChangeTransaction == &amp;transaction);
</del><ins>+    ASSERT_UNUSED(transactionIdentifier, !m_versionChangeTransaction || m_versionChangeTransaction-&gt;info().identifier() == transactionIdentifier);
+    ASSERT_UNUSED(connection, !m_versionChangeDatabaseConnection || m_versionChangeDatabaseConnection.get() == &amp;connection);
</ins><span class="cx"> 
</span><span class="cx">     m_versionChangeTransaction = nullptr;
</span><span class="cx">     m_versionChangeDatabaseConnection = nullptr;
</span><span class="lines">@@ -1065,7 +1107,7 @@
</span><span class="cx"> void UniqueIDBDatabase::performAbortTransaction(uint64_t callbackIdentifier, const IDBResourceIdentifier&amp; transactionIdentifier)
</span><span class="cx"> {
</span><span class="cx">     ASSERT(!isMainThread());
</span><del>-    LOG(IndexedDB, &quot;(db) UniqueIDBDatabase::performAbortTransaction&quot;);
</del><ins>+    LOG(IndexedDB, &quot;(db) UniqueIDBDatabase::performAbortTransaction - %s&quot;, transactionIdentifier.loggingString().utf8().data());
</ins><span class="cx"> 
</span><span class="cx">     IDBError error = m_backingStore-&gt;abortTransaction(transactionIdentifier);
</span><span class="cx">     m_server.postDatabaseTaskReply(createCrossThreadTask(*this, &amp;UniqueIDBDatabase::didPerformAbortTransaction, callbackIdentifier, error, transactionIdentifier));
</span><span class="lines">@@ -1074,7 +1116,7 @@
</span><span class="cx"> void UniqueIDBDatabase::didPerformAbortTransaction(uint64_t callbackIdentifier, const IDBError&amp; error, const IDBResourceIdentifier&amp; transactionIdentifier)
</span><span class="cx"> {
</span><span class="cx">     ASSERT(isMainThread());
</span><del>-    LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::didPerformAbortTransaction&quot;);
</del><ins>+    LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::didPerformAbortTransaction - %s&quot;, transactionIdentifier.loggingString().utf8().data());
</ins><span class="cx"> 
</span><span class="cx">     auto transaction = m_finishingTransactions.take(transactionIdentifier);
</span><span class="cx">     ASSERT(transaction);
</span><span class="lines">@@ -1100,13 +1142,27 @@
</span><span class="cx"> void UniqueIDBDatabase::connectionClosedFromClient(UniqueIDBDatabaseConnection&amp; connection)
</span><span class="cx"> {
</span><span class="cx">     ASSERT(isMainThread());
</span><del>-    LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::connectionClosedFromClient&quot;);
</del><ins>+    LOG(IndexedDB, &quot;(main) UniqueIDBDatabase::connectionClosedFromClient - %s (%&quot; PRIu64 &quot;)&quot;, connection.openRequestIdentifier().loggingString().utf8().data(), connection.identifier());
</ins><span class="cx"> 
</span><del>-    if (m_versionChangeDatabaseConnection == &amp;connection)
</del><ins>+    Ref&lt;UniqueIDBDatabaseConnection&gt; protectedConnection(connection);
+    m_openDatabaseConnections.remove(&amp;connection);
+
+    if (m_versionChangeDatabaseConnection == &amp;connection) {
+        if (m_versionChangeTransaction) {
+            m_closePendingDatabaseConnections.add(WTFMove(m_versionChangeDatabaseConnection));
+
+            auto transactionIdentifier = m_versionChangeTransaction-&gt;info().identifier();
+            if (m_inProgressTransactions.contains(transactionIdentifier)) {
+                ASSERT(!m_finishingTransactions.contains(transactionIdentifier));
+                connection.abortTransactionWithoutCallback(*m_versionChangeTransaction);
+            }
+
+            return;
+        }
+
</ins><span class="cx">         m_versionChangeDatabaseConnection = nullptr;
</span><ins>+    }
</ins><span class="cx"> 
</span><del>-    ASSERT(m_openDatabaseConnections.contains(&amp;connection));
-
</del><span class="cx">     Deque&lt;RefPtr&lt;UniqueIDBDatabaseTransaction&gt;&gt; pendingTransactions;
</span><span class="cx">     while (!m_pendingTransactions.isEmpty()) {
</span><span class="cx">         auto transaction = m_pendingTransactions.takeFirst();
</span><span class="lines">@@ -1117,14 +1173,11 @@
</span><span class="cx">     if (!pendingTransactions.isEmpty())
</span><span class="cx">         m_pendingTransactions.swap(pendingTransactions);
</span><span class="cx"> 
</span><del>-    RefPtr&lt;UniqueIDBDatabaseConnection&gt; refConnection(&amp;connection);
-    m_openDatabaseConnections.remove(&amp;connection);
-
</del><span class="cx">     if (m_currentOpenDBRequest)
</span><span class="cx">         notifyCurrentRequestConnectionClosedOrFiredVersionChangeEvent(connection.identifier());
</span><span class="cx"> 
</span><span class="cx">     if (connection.hasNonFinishedTransactions()) {
</span><del>-        m_closePendingDatabaseConnections.add(WTFMove(refConnection));
</del><ins>+        m_closePendingDatabaseConnections.add(WTFMove(protectedConnection));
</ins><span class="cx">         return;
</span><span class="cx">     }
</span><span class="cx"> 
</span><span class="lines">@@ -1322,6 +1375,9 @@
</span><span class="cx">     if (!transaction-&gt;databaseConnection().hasNonFinishedTransactions())
</span><span class="cx">         m_closePendingDatabaseConnections.remove(&amp;transaction-&gt;databaseConnection());
</span><span class="cx"> 
</span><ins>+    if (m_versionChangeTransaction == transaction)
+        m_versionChangeTransaction = nullptr;
+
</ins><span class="cx">     // It's possible that this database had its backing store deleted but there were a few outstanding asynchronous operations.
</span><span class="cx">     // If this transaction completing was the last of those operations, we can finally delete this UniqueIDBDatabase.
</span><span class="cx">     if (m_closePendingDatabaseConnections.isEmpty() &amp;&amp; m_pendingOpenDBRequests.isEmpty() &amp;&amp; !m_databaseInfo) {
</span><span class="lines">@@ -1361,6 +1417,12 @@
</span><span class="cx">     callback(error, count);
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void UniqueIDBDatabase::forgetErrorCallback(uint64_t callbackIdentifier)
+{
+    ASSERT(m_errorCallbacks.contains(callbackIdentifier));
+    m_errorCallbacks.remove(callbackIdentifier);
+}
+
</ins><span class="cx"> } // namespace IDBServer
</span><span class="cx"> } // namespace WebCore
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbserverUniqueIDBDatabaseh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabase.h (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabase.h        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabase.h        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -96,10 +96,11 @@
</span><span class="cx">     void iterateCursor(const IDBRequestData&amp;, const IDBKeyData&amp;, unsigned long count, GetResultCallback);
</span><span class="cx">     void commitTransaction(UniqueIDBDatabaseTransaction&amp;, ErrorCallback);
</span><span class="cx">     void abortTransaction(UniqueIDBDatabaseTransaction&amp;, ErrorCallback);
</span><del>-    void didFinishHandlingVersionChange(UniqueIDBDatabaseTransaction&amp;);
</del><ins>+    void didFinishHandlingVersionChange(UniqueIDBDatabaseConnection&amp;, const IDBResourceIdentifier&amp; transactionIdentifier);
</ins><span class="cx">     void transactionDestroyed(UniqueIDBDatabaseTransaction&amp;);
</span><span class="cx">     void connectionClosedFromClient(UniqueIDBDatabaseConnection&amp;);
</span><span class="cx">     void didFireVersionChangeEvent(UniqueIDBDatabaseConnection&amp;, const IDBResourceIdentifier&amp; requestIdentifier);
</span><ins>+    void openDBRequestCancelled(const IDBResourceIdentifier&amp; requestIdentifier);
</ins><span class="cx"> 
</span><span class="cx">     void enqueueTransaction(Ref&lt;UniqueIDBDatabaseTransaction&gt;&amp;&amp;);
</span><span class="cx"> 
</span><span class="lines">@@ -174,6 +175,8 @@
</span><span class="cx">     void performGetResultCallback(uint64_t callbackIdentifier, const IDBError&amp;, const IDBGetResult&amp;);
</span><span class="cx">     void performCountCallback(uint64_t callbackIdentifier, const IDBError&amp;, uint64_t);
</span><span class="cx"> 
</span><ins>+    void forgetErrorCallback(uint64_t callbackIdentifier);
+
</ins><span class="cx">     bool hasAnyPendingCallbacks() const;
</span><span class="cx">     bool isCurrentlyInUse() const;
</span><span class="cx">     bool hasUnfinishedTransactions() const;
</span><span class="lines">@@ -187,7 +190,7 @@
</span><span class="cx">     IDBServer&amp; m_server;
</span><span class="cx">     IDBDatabaseIdentifier m_identifier;
</span><span class="cx">     
</span><del>-    Deque&lt;Ref&lt;ServerOpenDBRequest&gt;&gt; m_pendingOpenDBRequests;
</del><ins>+    ListHashSet&lt;RefPtr&lt;ServerOpenDBRequest&gt;&gt; m_pendingOpenDBRequests;
</ins><span class="cx">     RefPtr&lt;ServerOpenDBRequest&gt; m_currentOpenDBRequest;
</span><span class="cx"> 
</span><span class="cx">     ListHashSet&lt;RefPtr&lt;UniqueIDBDatabaseConnection&gt;&gt; m_openDatabaseConnections;
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbserverUniqueIDBDatabaseConnectioncpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseConnection.cpp (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseConnection.cpp        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseConnection.cpp        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -32,6 +32,7 @@
</span><span class="cx"> #include &quot;IDBServer.h&quot;
</span><span class="cx"> #include &quot;IDBTransactionInfo.h&quot;
</span><span class="cx"> #include &quot;Logging.h&quot;
</span><ins>+#include &quot;ServerOpenDBRequest.h&quot;
</ins><span class="cx"> #include &quot;UniqueIDBDatabase.h&quot;
</span><span class="cx"> 
</span><span class="cx"> namespace WebCore {
</span><span class="lines">@@ -70,9 +71,14 @@
</span><span class="cx"> void UniqueIDBDatabaseConnection::abortTransactionWithoutCallback(UniqueIDBDatabaseTransaction&amp; transaction)
</span><span class="cx"> {
</span><span class="cx">     ASSERT(m_transactionMap.contains(transaction.info().identifier()));
</span><del>-    auto takenTransaction = m_transactionMap.take(transaction.info().identifier());
</del><span class="cx"> 
</span><del>-    m_database.abortTransaction(*takenTransaction, [](const IDBError&amp;) { });
</del><ins>+    const auto&amp; transactionIdentifier = transaction.info().identifier();
+    RefPtr&lt;UniqueIDBDatabaseConnection&gt; protector(this);
+
+    m_database.abortTransaction(transaction, [this, protector, transactionIdentifier](const IDBError&amp;) {
+        ASSERT(m_transactionMap.contains(transactionIdentifier));
+        m_transactionMap.remove(transactionIdentifier);
+    });
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> void UniqueIDBDatabaseConnection::connectionClosedFromClient()
</span><span class="lines">@@ -90,6 +96,13 @@
</span><span class="cx">     m_database.didFireVersionChangeEvent(*this, requestIdentifier);
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void UniqueIDBDatabaseConnection::didFinishHandlingVersionChange(const IDBResourceIdentifier&amp; transactionIdentifier)
+{
+    LOG(IndexedDB, &quot;UniqueIDBDatabaseConnection::didFinishHandlingVersionChange - %s - %&quot; PRIu64, transactionIdentifier.loggingString().utf8().data(), m_identifier);
+
+    m_database.didFinishHandlingVersionChange(*this, transactionIdentifier);
+}
+
</ins><span class="cx"> void UniqueIDBDatabaseConnection::fireVersionChangeEvent(const IDBResourceIdentifier&amp; requestIdentifier, uint64_t requestedVersion)
</span><span class="cx"> {
</span><span class="cx">     ASSERT(!m_closePending);
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbserverUniqueIDBDatabaseConnectionh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseConnection.h (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseConnection.h        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseConnection.h        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -23,8 +23,7 @@
</span><span class="cx">  * THE POSSIBILITY OF SUCH DAMAGE.
</span><span class="cx">  */
</span><span class="cx"> 
</span><del>-#ifndef UniqueIDBDatabaseConnection_h
-#define UniqueIDBDatabaseConnection_h
</del><ins>+#pragma once
</ins><span class="cx"> 
</span><span class="cx"> #if ENABLE(INDEXED_DATABASE)
</span><span class="cx"> 
</span><span class="lines">@@ -74,6 +73,7 @@
</span><span class="cx">     void didCreateIndex(const IDBResultData&amp;);
</span><span class="cx">     void didDeleteIndex(const IDBResultData&amp;);
</span><span class="cx">     void didFireVersionChangeEvent(const IDBResourceIdentifier&amp; requestIdentifier);
</span><ins>+    void didFinishHandlingVersionChange(const IDBResourceIdentifier&amp; transactionIdentifier);
</ins><span class="cx"> 
</span><span class="cx">     void abortTransactionWithoutCallback(UniqueIDBDatabaseTransaction&amp;);
</span><span class="cx"> 
</span><span class="lines">@@ -94,4 +94,3 @@
</span><span class="cx"> } // namespace WebCore
</span><span class="cx"> 
</span><span class="cx"> #endif // ENABLE(INDEXED_DATABASE)
</span><del>-#endif // UniqueIDBDatabaseConnection_h
</del></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbserverUniqueIDBDatabaseTransactioncpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseTransaction.cpp (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseTransaction.cpp        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseTransaction.cpp        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -316,14 +316,6 @@
</span><span class="cx">     m_databaseConnection-&gt;connectionToClient().didStartTransaction(m_transactionInfo.identifier(), error);
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void UniqueIDBDatabaseTransaction::didFinishHandlingVersionChange()
-{
-    LOG(IndexedDB, &quot;UniqueIDBDatabaseTransaction::didFinishHandlingVersionChange&quot;);
-    ASSERT(isVersionChange());
-
-    m_databaseConnection-&gt;database().didFinishHandlingVersionChange(*this);
-}
-
</del><span class="cx"> } // namespace IDBServer
</span><span class="cx"> } // namespace WebCore
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbserverUniqueIDBDatabaseTransactionh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseTransaction.h (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseTransaction.h        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/server/UniqueIDBDatabaseTransaction.h        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -23,8 +23,7 @@
</span><span class="cx">  * THE POSSIBILITY OF SUCH DAMAGE.
</span><span class="cx">  */
</span><span class="cx"> 
</span><del>-#ifndef UniqueIDBDatabaseTransaction_h
-#define UniqueIDBDatabaseTransaction_h
</del><ins>+#pragma once
</ins><span class="cx"> 
</span><span class="cx"> #if ENABLE(INDEXED_DATABASE)
</span><span class="cx"> 
</span><span class="lines">@@ -80,7 +79,6 @@
</span><span class="cx">     void iterateCursor(const IDBRequestData&amp;, const IDBKeyData&amp;, unsigned long count);
</span><span class="cx"> 
</span><span class="cx">     void didActivateInBackingStore(const IDBError&amp;);
</span><del>-    void didFinishHandlingVersionChange();
</del><span class="cx"> 
</span><span class="cx">     const Vector&lt;uint64_t&gt;&amp; objectStoreIdentifiers();
</span><span class="cx"> 
</span><span class="lines">@@ -99,4 +97,3 @@
</span><span class="cx"> } // namespace WebCore
</span><span class="cx"> 
</span><span class="cx"> #endif // ENABLE(INDEXED_DATABASE)
</span><del>-#endif // UniqueIDBDatabaseTransaction_h
</del></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbsharedInProcessIDBServercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.cpp (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.cpp        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.cpp        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -241,11 +241,11 @@
</span><span class="cx">     });
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void InProcessIDBServer::didFinishHandlingVersionChangeTransaction(const IDBResourceIdentifier&amp; transactionIdentifier)
</del><ins>+void InProcessIDBServer::didFinishHandlingVersionChangeTransaction(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp; transactionIdentifier)
</ins><span class="cx"> {
</span><span class="cx">     RefPtr&lt;InProcessIDBServer&gt; self(this);
</span><del>-    RunLoop::current().dispatch([this, self, transactionIdentifier] {
-        m_server-&gt;didFinishHandlingVersionChangeTransaction(transactionIdentifier);
</del><ins>+    RunLoop::current().dispatch([this, self, databaseConnectionIdentifier, transactionIdentifier] {
+        m_server-&gt;didFinishHandlingVersionChangeTransaction(databaseConnectionIdentifier, transactionIdentifier);
</ins><span class="cx">     });
</span><span class="cx"> }
</span><span class="cx"> 
</span><span class="lines">@@ -399,6 +399,14 @@
</span><span class="cx">     });
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void InProcessIDBServer::openDBRequestCancelled(const IDBRequestData&amp; requestData)
+{
+    RefPtr&lt;InProcessIDBServer&gt; self(this);
+    RunLoop::current().dispatch([this, self, requestData] {
+        m_server-&gt;openDBRequestCancelled(requestData);
+    });
+}
+
</ins><span class="cx"> void InProcessIDBServer::getAllDatabaseNames(const SecurityOriginData&amp; mainFrameOrigin, const SecurityOriginData&amp; openingOrigin, uint64_t callbackID)
</span><span class="cx"> {
</span><span class="cx">     RefPtr&lt;InProcessIDBServer&gt; protector(this);
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbsharedInProcessIDBServerh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.h (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.h        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebCore/Modules/indexeddb/shared/InProcessIDBServer.h        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -23,8 +23,7 @@
</span><span class="cx">  * THE POSSIBILITY OF SUCH DAMAGE.
</span><span class="cx">  */
</span><span class="cx"> 
</span><del>-#ifndef InProcessIDBServer_h
-#define InProcessIDBServer_h
</del><ins>+#pragma once
</ins><span class="cx"> 
</span><span class="cx"> #if ENABLE(INDEXED_DATABASE)
</span><span class="cx"> 
</span><span class="lines">@@ -59,7 +58,7 @@
</span><span class="cx">     void openDatabase(const IDBRequestData&amp;) final;
</span><span class="cx">     void abortTransaction(const IDBResourceIdentifier&amp;) final;
</span><span class="cx">     void commitTransaction(const IDBResourceIdentifier&amp;) final;
</span><del>-    void didFinishHandlingVersionChangeTransaction(const IDBResourceIdentifier&amp;) final;
</del><ins>+    void didFinishHandlingVersionChangeTransaction(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp;) final;
</ins><span class="cx">     void createObjectStore(const IDBRequestData&amp;, const IDBObjectStoreInfo&amp;) final;
</span><span class="cx">     void deleteObjectStore(const IDBRequestData&amp;, const String&amp; objectStoreName) final;
</span><span class="cx">     void clearObjectStore(const IDBRequestData&amp;, uint64_t objectStoreIdentifier) final;
</span><span class="lines">@@ -75,6 +74,7 @@
</span><span class="cx">     void databaseConnectionClosed(uint64_t databaseConnectionIdentifier) final;
</span><span class="cx">     void abortOpenAndUpgradeNeeded(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp; transactionIdentifier) final;
</span><span class="cx">     void didFireVersionChangeEvent(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp; requestIdentifier) final;
</span><ins>+    void openDBRequestCancelled(const IDBRequestData&amp;) final;
</ins><span class="cx">     void getAllDatabaseNames(const SecurityOriginData&amp; mainFrameOrigin, const SecurityOriginData&amp; openingOrigin, uint64_t callbackID) final;
</span><span class="cx"> 
</span><span class="cx">     // IDBConnectionToClient
</span><span class="lines">@@ -117,4 +117,3 @@
</span><span class="cx"> } // namespace WebCore
</span><span class="cx"> 
</span><span class="cx"> #endif // ENABLE(INDEXED_DATABASE)
</span><del>-#endif // InProcessIDBServer_h
</del></span></pre></div>
<a id="trunkSourceWebKit2ChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/ChangeLog (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/ChangeLog        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebKit2/ChangeLog        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -1,3 +1,21 @@
</span><ins>+2016-05-11  Brady Eidson  &lt;beidson@apple.com&gt;
+
+        Modern IDB: IDBOpenDBRequests that are stop()'ed don't notify the IDBServer of that fact.
+        https://bugs.webkit.org/show_bug.cgi?id=157448
+
+        Reviewed by Alex Christensen.
+
+        * DatabaseProcess/IndexedDB/WebIDBConnectionToClient.cpp:
+        (WebKit::WebIDBConnectionToClient::didFinishHandlingVersionChangeTransaction):
+        (WebKit::WebIDBConnectionToClient::openDBRequestCancelled):
+        * DatabaseProcess/IndexedDB/WebIDBConnectionToClient.h:
+        * DatabaseProcess/IndexedDB/WebIDBConnectionToClient.messages.in:
+
+        * WebProcess/Databases/IndexedDB/WebIDBConnectionToServer.cpp:
+        (WebKit::WebIDBConnectionToServer::didFinishHandlingVersionChangeTransaction):
+        (WebKit::WebIDBConnectionToServer::openDBRequestCancelled):
+        * WebProcess/Databases/IndexedDB/WebIDBConnectionToServer.h:
+
</ins><span class="cx"> 2016-05-11  Myles C. Maxfield  &lt;mmaxfield@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Fix a typo in r200330
</span></span></pre></div>
<a id="trunkSourceWebKit2DatabaseProcessIndexedDBWebIDBConnectionToClientcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/DatabaseProcess/IndexedDB/WebIDBConnectionToClient.cpp (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/DatabaseProcess/IndexedDB/WebIDBConnectionToClient.cpp        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebKit2/DatabaseProcess/IndexedDB/WebIDBConnectionToClient.cpp        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -199,9 +199,9 @@
</span><span class="cx">     DatabaseProcess::singleton().idbServer().commitTransaction(transactionIdentifier);
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void WebIDBConnectionToClient::didFinishHandlingVersionChangeTransaction(const IDBResourceIdentifier&amp; transactionIdentifier)
</del><ins>+void WebIDBConnectionToClient::didFinishHandlingVersionChangeTransaction(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp; transactionIdentifier)
</ins><span class="cx"> {
</span><del>-    DatabaseProcess::singleton().idbServer().didFinishHandlingVersionChangeTransaction(transactionIdentifier);
</del><ins>+    DatabaseProcess::singleton().idbServer().didFinishHandlingVersionChangeTransaction(databaseConnectionIdentifier, transactionIdentifier);
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> void WebIDBConnectionToClient::createObjectStore(const IDBRequestData&amp; request, const IDBObjectStoreInfo&amp; info)
</span><span class="lines">@@ -289,6 +289,11 @@
</span><span class="cx">     DatabaseProcess::singleton().idbServer().didFireVersionChangeEvent(databaseConnectionIdentifier, transactionIdentifier);
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void WebIDBConnectionToClient::openDBRequestCancelled(const IDBRequestData&amp; requestData)
+{
+    DatabaseProcess::singleton().idbServer().openDBRequestCancelled(requestData);
+}
+
</ins><span class="cx"> void WebIDBConnectionToClient::getAllDatabaseNames(uint64_t serverConnectionIdentifier, const WebCore::SecurityOriginData&amp; topOrigin, const WebCore::SecurityOriginData&amp; openingOrigin, uint64_t callbackID)
</span><span class="cx"> {
</span><span class="cx">     DatabaseProcess::singleton().idbServer().getAllDatabaseNames(serverConnectionIdentifier, topOrigin, openingOrigin, callbackID);
</span></span></pre></div>
<a id="trunkSourceWebKit2DatabaseProcessIndexedDBWebIDBConnectionToClienth"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/DatabaseProcess/IndexedDB/WebIDBConnectionToClient.h (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/DatabaseProcess/IndexedDB/WebIDBConnectionToClient.h        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebKit2/DatabaseProcess/IndexedDB/WebIDBConnectionToClient.h        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -88,7 +88,7 @@
</span><span class="cx">     void openDatabase(const WebCore::IDBRequestData&amp;);
</span><span class="cx">     void abortTransaction(const WebCore::IDBResourceIdentifier&amp;);
</span><span class="cx">     void commitTransaction(const WebCore::IDBResourceIdentifier&amp;);
</span><del>-    void didFinishHandlingVersionChangeTransaction(const WebCore::IDBResourceIdentifier&amp;);
</del><ins>+    void didFinishHandlingVersionChangeTransaction(uint64_t databaseConnectionIdentifier, const WebCore::IDBResourceIdentifier&amp;);
</ins><span class="cx">     void createObjectStore(const WebCore::IDBRequestData&amp;, const WebCore::IDBObjectStoreInfo&amp;);
</span><span class="cx">     void deleteObjectStore(const WebCore::IDBRequestData&amp;, const String&amp; objectStoreName);
</span><span class="cx">     void clearObjectStore(const WebCore::IDBRequestData&amp;, uint64_t objectStoreIdentifier);
</span><span class="lines">@@ -105,6 +105,7 @@
</span><span class="cx">     void databaseConnectionClosed(uint64_t databaseConnectionIdentifier);
</span><span class="cx">     void abortOpenAndUpgradeNeeded(uint64_t databaseConnectionIdentifier, const WebCore::IDBResourceIdentifier&amp; transactionIdentifier);
</span><span class="cx">     void didFireVersionChangeEvent(uint64_t databaseConnectionIdentifier, const WebCore::IDBResourceIdentifier&amp; requestIdentifier);
</span><ins>+    void openDBRequestCancelled(const WebCore::IDBRequestData&amp;);
</ins><span class="cx"> 
</span><span class="cx">     void getAllDatabaseNames(uint64_t serverConnectionIdentifier, const WebCore::SecurityOriginData&amp; topOrigin, const WebCore::SecurityOriginData&amp; openingOrigin, uint64_t callbackID);
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebKit2DatabaseProcessIndexedDBWebIDBConnectionToClientmessagesin"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/DatabaseProcess/IndexedDB/WebIDBConnectionToClient.messages.in (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/DatabaseProcess/IndexedDB/WebIDBConnectionToClient.messages.in        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebKit2/DatabaseProcess/IndexedDB/WebIDBConnectionToClient.messages.in        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -27,7 +27,7 @@
</span><span class="cx">     OpenDatabase(WebCore::IDBRequestData requestData);
</span><span class="cx">     AbortTransaction(WebCore::IDBResourceIdentifier transactionIdentifier);
</span><span class="cx">     CommitTransaction(WebCore::IDBResourceIdentifier transactionIdentifier);
</span><del>-    DidFinishHandlingVersionChangeTransaction(WebCore::IDBResourceIdentifier transactionIdentifier);
</del><ins>+    DidFinishHandlingVersionChangeTransaction(uint64_t databaseConnectionIdentifier, WebCore::IDBResourceIdentifier transactionIdentifier);
</ins><span class="cx">     CreateObjectStore(WebCore::IDBRequestData requestData, WebCore::IDBObjectStoreInfo info);
</span><span class="cx">     DeleteObjectStore(WebCore::IDBRequestData requestData, String objectStoreName);
</span><span class="cx">     ClearObjectStore(WebCore::IDBRequestData requestData, uint64_t objectStoreIdentifier);
</span><span class="lines">@@ -44,6 +44,7 @@
</span><span class="cx">     DatabaseConnectionClosed(uint64_t databaseConnectionIdentifier);
</span><span class="cx">     AbortOpenAndUpgradeNeeded(uint64_t databaseConnectionIdentifier, WebCore::IDBResourceIdentifier transactionIdentifier);
</span><span class="cx">     DidFireVersionChangeEvent(uint64_t databaseConnectionIdentifier, WebCore::IDBResourceIdentifier requestIdentifier);
</span><ins>+    OpenDBRequestCancelled(WebCore::IDBRequestData requestData);
</ins><span class="cx"> 
</span><span class="cx">     GetAllDatabaseNames(uint64_t serverConnectionIdentifier, struct WebCore::SecurityOriginData topOrigin, struct WebCore::SecurityOriginData openingOrigin, uint64_t callbackID);
</span><span class="cx"> }
</span></span></pre></div>
<a id="trunkSourceWebKit2WebProcessDatabasesIndexedDBWebIDBConnectionToServercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBConnectionToServer.cpp (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBConnectionToServer.cpp        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBConnectionToServer.cpp        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -101,9 +101,9 @@
</span><span class="cx">     send(Messages::WebIDBConnectionToClient::CommitTransaction(transactionIdentifier));
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void WebIDBConnectionToServer::didFinishHandlingVersionChangeTransaction(const IDBResourceIdentifier&amp; transactionIdentifier)
</del><ins>+void WebIDBConnectionToServer::didFinishHandlingVersionChangeTransaction(uint64_t databaseConnectionIdentifier, const IDBResourceIdentifier&amp; transactionIdentifier)
</ins><span class="cx"> {
</span><del>-    send(Messages::WebIDBConnectionToClient::DidFinishHandlingVersionChangeTransaction(transactionIdentifier));
</del><ins>+    send(Messages::WebIDBConnectionToClient::DidFinishHandlingVersionChangeTransaction(databaseConnectionIdentifier, transactionIdentifier));
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> void WebIDBConnectionToServer::createObjectStore(const IDBRequestData&amp; requestData, const IDBObjectStoreInfo&amp; info)
</span><span class="lines">@@ -181,6 +181,11 @@
</span><span class="cx">     send(Messages::WebIDBConnectionToClient::DidFireVersionChangeEvent(databaseConnectionIdentifier, requestIdentifier));
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void WebIDBConnectionToServer::openDBRequestCancelled(const IDBRequestData&amp; requestData)
+{
+    send(Messages::WebIDBConnectionToClient::OpenDBRequestCancelled(requestData));
+}
+
</ins><span class="cx"> void WebIDBConnectionToServer::getAllDatabaseNames(const WebCore::SecurityOriginData&amp; topOrigin, const WebCore::SecurityOriginData&amp; openingOrigin, uint64_t callbackID)
</span><span class="cx"> {
</span><span class="cx">     send(Messages::WebIDBConnectionToClient::GetAllDatabaseNames(m_identifier, topOrigin, openingOrigin, callbackID));
</span></span></pre></div>
<a id="trunkSourceWebKit2WebProcessDatabasesIndexedDBWebIDBConnectionToServerh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBConnectionToServer.h (200694 => 200695)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBConnectionToServer.h        2016-05-11 18:33:31 UTC (rev 200694)
+++ trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBConnectionToServer.h        2016-05-11 18:42:03 UTC (rev 200695)
</span><span class="lines">@@ -49,7 +49,7 @@
</span><span class="cx">     void openDatabase(const WebCore::IDBRequestData&amp;) final;
</span><span class="cx">     void abortTransaction(const WebCore::IDBResourceIdentifier&amp;) final;
</span><span class="cx">     void commitTransaction(const WebCore::IDBResourceIdentifier&amp;) final;
</span><del>-    void didFinishHandlingVersionChangeTransaction(const WebCore::IDBResourceIdentifier&amp;) final;
</del><ins>+    void didFinishHandlingVersionChangeTransaction(uint64_t databaseConnectionIdentifier, const WebCore::IDBResourceIdentifier&amp;) final;
</ins><span class="cx">     void createObjectStore(const WebCore::IDBRequestData&amp;, const WebCore::IDBObjectStoreInfo&amp;) final;
</span><span class="cx">     void deleteObjectStore(const WebCore::IDBRequestData&amp;, const String&amp; objectStoreName) final;
</span><span class="cx">     void clearObjectStore(const WebCore::IDBRequestData&amp;, uint64_t objectStoreIdentifier) final;
</span><span class="lines">@@ -65,6 +65,8 @@
</span><span class="cx">     void databaseConnectionClosed(uint64_t databaseConnectionIdentifier) final;
</span><span class="cx">     void abortOpenAndUpgradeNeeded(uint64_t databaseConnectionIdentifier, const WebCore::IDBResourceIdentifier&amp; transactionIdentifier) final;
</span><span class="cx">     void didFireVersionChangeEvent(uint64_t databaseConnectionIdentifier, const WebCore::IDBResourceIdentifier&amp; requestIdentifier) final;
</span><ins>+    void openDBRequestCancelled(const WebCore::IDBRequestData&amp;) final;
+
</ins><span class="cx">     void getAllDatabaseNames(const WebCore::SecurityOriginData&amp; topOrigin, const WebCore::SecurityOriginData&amp; openingOrigin, uint64_t callbackID) final;
</span><span class="cx"> 
</span><span class="cx">     void ref() override { RefCounted&lt;WebIDBConnectionToServer&gt;::ref(); }
</span></span></pre>
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