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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/171765">171765</a></dd>
<dt>Author</dt> <dd>lforschler@apple.com</dd>
<dt>Date</dt> <dd>2014-07-29 14:25:23 -0700 (Tue, 29 Jul 2014)</dd>
</dl>

<h3>Log Message</h3>
<pre>Merged <a href="http://trac.webkit.org/projects/webkit/changeset/171748">r171748</a>.  &lt;rdar://problem/17356958&gt;</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#branchessafari6001branchSourceWebKit2ChangeLog">branches/safari-600.1-branch/Source/WebKit2/ChangeLog</a></li>
<li><a href="#branchessafari6001branchSourceWebKit2DatabaseProcessDatabaseToWebProcessConnectioncpp">branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/DatabaseToWebProcessConnection.cpp</a></li>
<li><a href="#branchessafari6001branchSourceWebKit2DatabaseProcessIndexedDBUniqueIDBDatabasecpp">branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.cpp</a></li>
<li><a href="#branchessafari6001branchSourceWebKit2DatabaseProcessIndexedDBUniqueIDBDatabaseh">branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.h</a></li>
<li><a href="#branchessafari6001branchSourceWebKit2DatabaseProcessIndexedDBsqliteUniqueIDBDatabaseBackingStoreSQLitecpp">branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.cpp</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="branchessafari6001branchSourceWebKit2ChangeLog"></a>
<div class="modfile"><h4>Modified: branches/safari-600.1-branch/Source/WebKit2/ChangeLog (171764 => 171765)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.1-branch/Source/WebKit2/ChangeLog        2014-07-29 21:03:06 UTC (rev 171764)
+++ branches/safari-600.1-branch/Source/WebKit2/ChangeLog        2014-07-29 21:25:23 UTC (rev 171765)
</span><span class="lines">@@ -1,5 +1,23 @@
</span><span class="cx"> 2014-07-29  Lucas Forschler  &lt;lforschler@apple.com&gt;
</span><span class="cx"> 
</span><ins>+        Merge r171748
+
+    2014-07-29  Commit Queue  &lt;commit-queue@webkit.org&gt;
+
+            Unreviewed, rolling out r171704.
+            https://bugs.webkit.org/show_bug.cgi?id=135389
+
+            Broke two IndexedDB tests (Requested by ap on #webkit).
+
+            Reverted changeset:
+
+            &quot;IDB transactions never reset if the Web Process ends before
+            cleaning up&quot;
+            https://bugs.webkit.org/show_bug.cgi?id=135218
+            http://trac.webkit.org/changeset/171704
+
+2014-07-29  Lucas Forschler  &lt;lforschler@apple.com&gt;
+
</ins><span class="cx">         Merge r171709
</span><span class="cx"> 
</span><span class="cx">     2014-07-28  Benjamin Poulain  &lt;bpoulain@apple.com&gt;
</span></span></pre></div>
<a id="branchessafari6001branchSourceWebKit2DatabaseProcessDatabaseToWebProcessConnectioncpp"></a>
<div class="modfile"><h4>Modified: branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/DatabaseToWebProcessConnection.cpp (171764 => 171765)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/DatabaseToWebProcessConnection.cpp        2014-07-29 21:03:06 UTC (rev 171764)
+++ branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/DatabaseToWebProcessConnection.cpp        2014-07-29 21:25:23 UTC (rev 171765)
</span><span class="lines">@@ -71,9 +71,7 @@
</span><span class="cx"> 
</span><span class="cx"> void DatabaseToWebProcessConnection::didClose(IPC::Connection*)
</span><span class="cx"> {
</span><del>-    // The WebProcess has disconnected, close all of the connections associated with it
-    while (!m_idbConnections.isEmpty())
-        removeDatabaseProcessIDBConnection(m_idbConnections.begin()-&gt;key);
</del><ins>+
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> void DatabaseToWebProcessConnection::didReceiveInvalidMessage(IPC::Connection*, IPC::StringReference messageReceiverName, IPC::StringReference messageName)
</span></span></pre></div>
<a id="branchessafari6001branchSourceWebKit2DatabaseProcessIndexedDBUniqueIDBDatabasecpp"></a>
<div class="modfile"><h4>Modified: branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.cpp (171764 => 171765)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.cpp        2014-07-29 21:03:06 UTC (rev 171764)
+++ branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.cpp        2014-07-29 21:25:23 UTC (rev 171765)
</span><span class="lines">@@ -113,10 +113,9 @@
</span><span class="cx"> void UniqueIDBDatabase::unregisterConnection(DatabaseProcessIDBConnection&amp; connection)
</span><span class="cx"> {
</span><span class="cx">     ASSERT(m_connections.contains(&amp;connection));
</span><del>-    resetAllTransactions(connection);
</del><span class="cx">     m_connections.remove(&amp;connection);
</span><span class="cx"> 
</span><del>-    if (m_connections.isEmpty() &amp;&amp; m_pendingTransactionRollbacks.isEmpty()) {
</del><ins>+    if (m_connections.isEmpty()) {
</ins><span class="cx">         shutdown(UniqueIDBDatabaseShutdownType::NormalShutdown);
</span><span class="cx">         DatabaseProcess::shared().removeUniqueIDBDatabase(*this);
</span><span class="cx">     }
</span><span class="lines">@@ -338,12 +337,10 @@
</span><span class="cx">     ASSERT(RunLoop::isMain());
</span><span class="cx"> 
</span><span class="cx">     RefPtr&lt;AsyncRequest&gt; request = m_pendingTransactionRequests.take(transactionIdentifier);
</span><ins>+    if (!request)
+        return;
</ins><span class="cx"> 
</span><del>-    if (request)
-        request-&gt;completeRequest(success);
-
-    if (m_pendingTransactionRollbacks.contains(transactionIdentifier))
-        finalizeRollback(transactionIdentifier);
</del><ins>+    request-&gt;completeRequest(success);
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> void UniqueIDBDatabase::changeDatabaseVersion(const IDBIdentifier&amp; transactionIdentifier, uint64_t newVersion, std::function&lt;void(bool)&gt; successCallback)
</span><span class="lines">@@ -717,7 +714,6 @@
</span><span class="cx"> 
</span><span class="cx">     bool success = m_backingStore-&gt;establishTransaction(transactionIdentifier, objectStoreIDs, mode);
</span><span class="cx"> 
</span><del>-    postMainThreadTask(createAsyncTask(*this, &amp;UniqueIDBDatabase::didEstablishTransaction, transactionIdentifier, success));
</del><span class="cx">     postMainThreadTask(createAsyncTask(*this, &amp;UniqueIDBDatabase::didCompleteTransactionOperation, transactionIdentifier, success));
</span><span class="cx"> }
</span><span class="cx"> 
</span><span class="lines">@@ -748,7 +744,6 @@
</span><span class="cx"> 
</span><span class="cx">     bool success = m_backingStore-&gt;resetTransaction(transactionIdentifier);
</span><span class="cx"> 
</span><del>-    postMainThreadTask(createAsyncTask(*this, &amp;UniqueIDBDatabase::didResetTransaction, transactionIdentifier, success));
</del><span class="cx">     postMainThreadTask(createAsyncTask(*this, &amp;UniqueIDBDatabase::didCompleteTransactionOperation, transactionIdentifier, success));
</span><span class="cx"> }
</span><span class="cx"> 
</span><span class="lines">@@ -1075,62 +1070,6 @@
</span><span class="cx">     request-&gt;completeRequest(errorCode, errorMessage);
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void UniqueIDBDatabase::didEstablishTransaction(const IDBIdentifier&amp; transactionIdentifier, bool success)
-{
-    ASSERT(RunLoop::isMain());
-    if (!success)
-        return;
-
-    auto transactions = m_establishedTransactions.add(&amp;transactionIdentifier.connection(), HashSet&lt;IDBIdentifier&gt;());
-    transactions.iterator-&gt;value.add(transactionIdentifier);
-}
-
-void UniqueIDBDatabase::didResetTransaction(const IDBIdentifier&amp; transactionIdentifier, bool success)
-{
-    ASSERT(RunLoop::isMain());
-    if (!success)
-        return;
-
-    auto transactions = m_establishedTransactions.find(&amp;transactionIdentifier.connection());
-    if (transactions != m_establishedTransactions.end())
-        transactions.get()-&gt;value.remove(transactionIdentifier);
-}
-
-void UniqueIDBDatabase::resetAllTransactions(const DatabaseProcessIDBConnection&amp; connection)
-{
-    ASSERT(RunLoop::isMain());
-    auto transactions = m_establishedTransactions.find(&amp;connection);
-    if (transactions == m_establishedTransactions.end() || !m_acceptingNewRequests)
-        return;
-
-    for (auto&amp; transactionIdentifier : transactions.get()-&gt;value) {
-        m_pendingTransactionRollbacks.add(transactionIdentifier);
-        if (!m_pendingTransactionRequests.contains(transactionIdentifier))
-            finalizeRollback(transactionIdentifier);
-    }
-}
-
-void UniqueIDBDatabase::finalizeRollback(const WebKit::IDBIdentifier&amp; transactionId)
-{
-    ASSERT(RunLoop::isMain());
-    ASSERT(m_pendingTransactionRollbacks.contains(transactionId));
-    ASSERT(!m_pendingTransactionRequests.contains(transactionId));
-    rollbackTransaction(transactionId, [this, transactionId](bool) {
-        ASSERT(RunLoop::isMain());
-        if (m_pendingTransactionRequests.contains(transactionId))
-            return;
-
-        ASSERT(m_pendingTransactionRollbacks.contains(transactionId));
-        m_pendingTransactionRollbacks.remove(transactionId);
-        resetTransaction(transactionId, [this, transactionId](bool) {
-            if (m_acceptingNewRequests &amp;&amp; m_connections.isEmpty() &amp;&amp; m_pendingTransactionRollbacks.isEmpty()) {
-                shutdown(UniqueIDBDatabaseShutdownType::NormalShutdown);
-                DatabaseProcess::shared().removeUniqueIDBDatabase(*this);
-            }
-        });
-    });
-}
-
</del><span class="cx"> String UniqueIDBDatabase::absoluteDatabaseDirectory() const
</span><span class="cx"> {
</span><span class="cx">     ASSERT(RunLoop::isMain());
</span></span></pre></div>
<a id="branchessafari6001branchSourceWebKit2DatabaseProcessIndexedDBUniqueIDBDatabaseh"></a>
<div class="modfile"><h4>Modified: branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.h (171764 => 171765)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.h        2014-07-29 21:03:06 UTC (rev 171764)
+++ branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.h        2014-07-29 21:25:23 UTC (rev 171765)
</span><span class="lines">@@ -185,17 +185,10 @@
</span><span class="cx">     void didShutdownBackingStore(UniqueIDBDatabaseShutdownType);
</span><span class="cx">     void didCompleteBoolRequest(uint64_t requestID, bool success);
</span><span class="cx"> 
</span><del>-    void didEstablishTransaction(const IDBIdentifier&amp; transactionIdentifier, bool success);
-    void didResetTransaction(const IDBIdentifier&amp; transactionIdentifier, bool success);
-    void resetAllTransactions(const DatabaseProcessIDBConnection&amp;);
-    void finalizeRollback(const IDBIdentifier&amp; transactionId);
-
</del><span class="cx">     bool m_acceptingNewRequests;
</span><span class="cx"> 
</span><del>-    HashMap&lt;const DatabaseProcessIDBConnection*, HashSet&lt;IDBIdentifier&gt;&gt; m_establishedTransactions;
</del><span class="cx">     Deque&lt;RefPtr&lt;AsyncRequest&gt;&gt; m_pendingMetadataRequests;
</span><span class="cx">     HashMap&lt;IDBIdentifier, RefPtr&lt;AsyncRequest&gt;&gt; m_pendingTransactionRequests;
</span><del>-    HashSet&lt;IDBIdentifier&gt; m_pendingTransactionRollbacks;
</del><span class="cx">     HashMap&lt;uint64_t, RefPtr&lt;AsyncRequest&gt;&gt; m_pendingDatabaseTasks;
</span><span class="cx">     RefPtr&lt;AsyncRequest&gt; m_pendingShutdownTask;
</span><span class="cx"> 
</span></span></pre></div>
<a id="branchessafari6001branchSourceWebKit2DatabaseProcessIndexedDBsqliteUniqueIDBDatabaseBackingStoreSQLitecpp"></a>
<div class="modfile"><h4>Modified: branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.cpp (171764 => 171765)</h4>
<pre class="diff"><span>
<span class="info">--- branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.cpp        2014-07-29 21:03:06 UTC (rev 171764)
+++ branches/safari-600.1-branch/Source/WebKit2/DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.cpp        2014-07-29 21:25:23 UTC (rev 171765)
</span><span class="lines">@@ -391,11 +391,6 @@
</span><span class="cx">         return false;
</span><span class="cx">     }
</span><span class="cx"> 
</span><del>-    if (!transaction-&gt;inProgress()) {
-        LOG_ERROR(&quot;Attempt to rollback a transaction that hasn't begun&quot;);
-        return false;
-    }
-
</del><span class="cx">     return transaction-&gt;rollback();
</span><span class="cx"> }
</span><span class="cx"> 
</span></span></pre>
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