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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/162174">162174</a></dd>
<dt>Author</dt> <dd>beidson@apple.com</dd>
<dt>Date</dt> <dd>2014-01-16 17:20:12 -0800 (Thu, 16 Jan 2014)</dd>
</dl>

<h3>Log Message</h3>
<pre>IDB: delete object store support
&lt;rdar://problem/15779641&gt; and https://bugs.webkit.org/show_bug.cgi?id=127123

Reviewed by Alexey Proskuryakov.

Source/WebCore:

* Modules/indexeddb/IDBTransactionBackendOperations.h:
(WebCore::DeleteObjectStoreOperation::transaction):

Source/WebKit2:

Pipe through Web -&gt; Database -&gt; Web process messaging for delete object store.
Perform dropping the object store in the backing store.

* DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.cpp:
(WebKit::DatabaseProcessIDBConnection::deleteObjectStore):
* DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.h:
* DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.messages.in:

* DatabaseProcess/IndexedDB/UniqueIDBDatabase.cpp:
(WebKit::UniqueIDBDatabase::didDeleteObjectStore):
(WebKit::UniqueIDBDatabase::deleteObjectStore):
(WebKit::UniqueIDBDatabase::deleteObjectStoreInBackingStore):
* DatabaseProcess/IndexedDB/UniqueIDBDatabase.h:

* DatabaseProcess/IndexedDB/UniqueIDBDatabaseBackingStore.h:
* DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.cpp:
(WebKit::UniqueIDBDatabaseBackingStoreSQLite::createObjectStore):
(WebKit::UniqueIDBDatabaseBackingStoreSQLite::deleteObjectStore):
* DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.h:

* WebProcess/Databases/IndexedDB/WebIDBServerConnection.cpp:
(WebKit::WebIDBServerConnection::deleteObjectStore):
(WebKit::WebIDBServerConnection::didDeleteObjectStore):
* WebProcess/Databases/IndexedDB/WebIDBServerConnection.h:
* WebProcess/Databases/IndexedDB/WebIDBServerConnection.messages.in:</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCoreModulesindexeddbIDBTransactionBackendOperationsh">trunk/Source/WebCore/Modules/indexeddb/IDBTransactionBackendOperations.h</a></li>
<li><a href="#trunkSourceWebKit2ChangeLog">trunk/Source/WebKit2/ChangeLog</a></li>
<li><a href="#trunkSourceWebKit2DatabaseProcessIndexedDBDatabaseProcessIDBConnectioncpp">trunk/Source/WebKit2/DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.cpp</a></li>
<li><a href="#trunkSourceWebKit2DatabaseProcessIndexedDBDatabaseProcessIDBConnectionh">trunk/Source/WebKit2/DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.h</a></li>
<li><a href="#trunkSourceWebKit2DatabaseProcessIndexedDBDatabaseProcessIDBConnectionmessagesin">trunk/Source/WebKit2/DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.messages.in</a></li>
<li><a href="#trunkSourceWebKit2DatabaseProcessIndexedDBUniqueIDBDatabasecpp">trunk/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.cpp</a></li>
<li><a href="#trunkSourceWebKit2DatabaseProcessIndexedDBUniqueIDBDatabaseh">trunk/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.h</a></li>
<li><a href="#trunkSourceWebKit2DatabaseProcessIndexedDBUniqueIDBDatabaseBackingStoreh">trunk/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabaseBackingStore.h</a></li>
<li><a href="#trunkSourceWebKit2DatabaseProcessIndexedDBsqliteUniqueIDBDatabaseBackingStoreSQLitecpp">trunk/Source/WebKit2/DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.cpp</a></li>
<li><a href="#trunkSourceWebKit2DatabaseProcessIndexedDBsqliteUniqueIDBDatabaseBackingStoreSQLiteh">trunk/Source/WebKit2/DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.h</a></li>
<li><a href="#trunkSourceWebKit2WebProcessDatabasesIndexedDBWebIDBServerConnectioncpp">trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBServerConnection.cpp</a></li>
<li><a href="#trunkSourceWebKit2WebProcessDatabasesIndexedDBWebIDBServerConnectionh">trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBServerConnection.h</a></li>
<li><a href="#trunkSourceWebKit2WebProcessDatabasesIndexedDBWebIDBServerConnectionmessagesin">trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBServerConnection.messages.in</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (162173 => 162174)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog        2014-01-17 01:09:07 UTC (rev 162173)
+++ trunk/Source/WebCore/ChangeLog        2014-01-17 01:20:12 UTC (rev 162174)
</span><span class="lines">@@ -1,3 +1,13 @@
</span><ins>+2014-01-16  Brady Eidson  &lt;beidson@apple.com&gt;
+
+        IDB: delete object store support
+        &lt;rdar://problem/15779641&gt; and https://bugs.webkit.org/show_bug.cgi?id=127123
+
+        Reviewed by Alexey Proskuryakov.
+
+        * Modules/indexeddb/IDBTransactionBackendOperations.h:
+        (WebCore::DeleteObjectStoreOperation::transaction):
+
</ins><span class="cx"> 2014-01-16  Alexey Proskuryakov  &lt;ap@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         More non-Mac build fix.
</span></span></pre></div>
<a id="trunkSourceWebCoreModulesindexeddbIDBTransactionBackendOperationsh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/Modules/indexeddb/IDBTransactionBackendOperations.h (162173 => 162174)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/Modules/indexeddb/IDBTransactionBackendOperations.h        2014-01-17 01:09:07 UTC (rev 162173)
+++ trunk/Source/WebCore/Modules/indexeddb/IDBTransactionBackendOperations.h        2014-01-17 01:20:12 UTC (rev 162174)
</span><span class="lines">@@ -65,6 +65,7 @@
</span><span class="cx">     }
</span><span class="cx">     virtual void perform(std::function&lt;void()&gt; successCallback) override final;
</span><span class="cx"> 
</span><ins>+    IDBTransactionBackend* transaction() const { return m_transaction.get(); }
</ins><span class="cx">     const IDBObjectStoreMetadata&amp; objectStoreMetadata() const { return m_objectStoreMetadata; }
</span><span class="cx"> 
</span><span class="cx"> private:
</span></span></pre></div>
<a id="trunkSourceWebKit2ChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/ChangeLog (162173 => 162174)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/ChangeLog        2014-01-17 01:09:07 UTC (rev 162173)
+++ trunk/Source/WebKit2/ChangeLog        2014-01-17 01:20:12 UTC (rev 162174)
</span><span class="lines">@@ -1,3 +1,36 @@
</span><ins>+2014-01-16  Brady Eidson  &lt;beidson@apple.com&gt;
+
+        IDB: delete object store support
+        &lt;rdar://problem/15779641&gt; and https://bugs.webkit.org/show_bug.cgi?id=127123
+
+        Reviewed by Alexey Proskuryakov.
+
+        Pipe through Web -&gt; Database -&gt; Web process messaging for delete object store.
+        Perform dropping the object store in the backing store.
+
+        * DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.cpp:
+        (WebKit::DatabaseProcessIDBConnection::deleteObjectStore):
+        * DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.h:
+        * DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.messages.in:
+
+        * DatabaseProcess/IndexedDB/UniqueIDBDatabase.cpp:
+        (WebKit::UniqueIDBDatabase::didDeleteObjectStore):
+        (WebKit::UniqueIDBDatabase::deleteObjectStore):
+        (WebKit::UniqueIDBDatabase::deleteObjectStoreInBackingStore):
+        * DatabaseProcess/IndexedDB/UniqueIDBDatabase.h:
+
+        * DatabaseProcess/IndexedDB/UniqueIDBDatabaseBackingStore.h:
+        * DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.cpp:
+        (WebKit::UniqueIDBDatabaseBackingStoreSQLite::createObjectStore):
+        (WebKit::UniqueIDBDatabaseBackingStoreSQLite::deleteObjectStore):
+        * DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.h:
+
+        * WebProcess/Databases/IndexedDB/WebIDBServerConnection.cpp:
+        (WebKit::WebIDBServerConnection::deleteObjectStore):
+        (WebKit::WebIDBServerConnection::didDeleteObjectStore):
+        * WebProcess/Databases/IndexedDB/WebIDBServerConnection.h:
+        * WebProcess/Databases/IndexedDB/WebIDBServerConnection.messages.in:
+
</ins><span class="cx"> 2014-01-16  Alexey Proskuryakov  &lt;ap@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         [Mac] [iOS] Add support for CFHTTPCookieStorageAcceptPolicyExclusivelyFromMainDocumentDomain
</span></span></pre></div>
<a id="trunkSourceWebKit2DatabaseProcessIndexedDBDatabaseProcessIDBConnectioncpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.cpp (162173 => 162174)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.cpp        2014-01-17 01:09:07 UTC (rev 162173)
+++ trunk/Source/WebKit2/DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.cpp        2014-01-17 01:20:12 UTC (rev 162174)
</span><span class="lines">@@ -166,6 +166,17 @@
</span><span class="cx">     });
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void DatabaseProcessIDBConnection::deleteObjectStore(uint64_t requestID, int64_t transactionID, int64_t objectStoreID)
+{
+    ASSERT(m_uniqueIDBDatabase);
+
+    LOG(IDB, &quot;DatabaseProcess deleteObjectStore request ID %llu, object store id %lli&quot;, requestID, objectStoreID);
+    RefPtr&lt;DatabaseProcessIDBConnection&gt; connection(this);
+    m_uniqueIDBDatabase-&gt;deleteObjectStore(IDBTransactionIdentifier(*this, transactionID), objectStoreID, [connection, requestID](bool success) {
+        connection-&gt;send(Messages::WebIDBServerConnection::DidDeleteObjectStore(requestID, success));
+    });
+}
+
</ins><span class="cx"> IPC::Connection* DatabaseProcessIDBConnection::messageSenderConnection()
</span><span class="cx"> {
</span><span class="cx">     return m_connection-&gt;connection();
</span></span></pre></div>
<a id="trunkSourceWebKit2DatabaseProcessIndexedDBDatabaseProcessIDBConnectionh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.h (162173 => 162174)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.h        2014-01-17 01:09:07 UTC (rev 162173)
+++ trunk/Source/WebKit2/DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.h        2014-01-17 01:20:12 UTC (rev 162174)
</span><span class="lines">@@ -70,6 +70,7 @@
</span><span class="cx">     void rollbackTransaction(uint64_t requestID, int64_t transactionID);
</span><span class="cx">     void changeDatabaseVersion(uint64_t requestID, int64_t transactionID, uint64_t newVersion);
</span><span class="cx">     void createObjectStore(uint64_t requestID, int64_t transactionID, WebCore::IDBObjectStoreMetadata);
</span><ins>+    void deleteObjectStore(uint64_t requestID, int64_t transactionID, int64_t objectStoreID);
</ins><span class="cx"> 
</span><span class="cx">     Ref&lt;DatabaseToWebProcessConnection&gt; m_connection;
</span><span class="cx">     uint64_t m_serverConnectionIdentifier;
</span></span></pre></div>
<a id="trunkSourceWebKit2DatabaseProcessIndexedDBDatabaseProcessIDBConnectionmessagesin"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.messages.in (162173 => 162174)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.messages.in        2014-01-17 01:09:07 UTC (rev 162173)
+++ trunk/Source/WebKit2/DatabaseProcess/IndexedDB/DatabaseProcessIDBConnection.messages.in        2014-01-17 01:20:12 UTC (rev 162174)
</span><span class="lines">@@ -34,6 +34,7 @@
</span><span class="cx">     
</span><span class="cx">     ChangeDatabaseVersion(uint64_t requestID, int64_t transactionID, uint64_t newVersion)
</span><span class="cx">     CreateObjectStore(uint64_t requestID, int64_t transactionID, WebCore::IDBObjectStoreMetadata objectStoreMetadata)
</span><ins>+    DeleteObjectStore(uint64_t requestID, int64_t transactionID, int64_t objectStoreID)
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> #endif // ENABLE(INDEXED_DATABASE) &amp;&amp; ENABLE(DATABASE_PROCESS)
</span></span></pre></div>
<a id="trunkSourceWebKit2DatabaseProcessIndexedDBUniqueIDBDatabasecpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.cpp (162173 => 162174)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.cpp        2014-01-17 01:09:07 UTC (rev 162173)
+++ trunk/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.cpp        2014-01-17 01:20:12 UTC (rev 162174)
</span><span class="lines">@@ -321,6 +321,11 @@
</span><span class="cx">     didCompleteBoolRequest(requestID, success);
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void UniqueIDBDatabase::didDeleteObjectStore(uint64_t requestID, bool success)
+{
+    didCompleteBoolRequest(requestID, success);
+}
+
</ins><span class="cx"> void UniqueIDBDatabase::didCompleteBoolRequest(uint64_t requestID, bool success)
</span><span class="cx"> {
</span><span class="cx">     RefPtr&lt;AsyncRequest&gt; request = m_pendingDatabaseTasks.take(requestID);
</span><span class="lines">@@ -357,6 +362,33 @@
</span><span class="cx">     postDatabaseTask(createAsyncTask(*this, &amp;UniqueIDBDatabase::createObjectStoreInBackingStore, requestID, identifier, metadata));
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void UniqueIDBDatabase::deleteObjectStore(const IDBTransactionIdentifier&amp; identifier, int64_t objectStoreID, std::function&lt;void(bool)&gt; successCallback)
+{
+    ASSERT(isMainThread());
+
+    if (!m_acceptingNewRequests) {
+        successCallback(false);
+        return;
+    }
+
+    ASSERT(m_metadata-&gt;objectStores.contains(objectStoreID));
+    IDBObjectStoreMetadata metadata = m_metadata-&gt;objectStores.take(objectStoreID);
+
+    RefPtr&lt;AsyncRequest&gt; request = AsyncRequestImpl&lt;bool&gt;::create([this, metadata, successCallback](bool success) {
+        if (!success)
+            m_metadata-&gt;objectStores.set(metadata.id, metadata);
+        successCallback(success);
+    }, [this, metadata, successCallback]() {
+        m_metadata-&gt;objectStores.set(metadata.id, metadata);
+        successCallback(false);
+    });
+
+    uint64_t requestID = request-&gt;requestID();
+    m_pendingDatabaseTasks.add(requestID, request.release());
+
+    postDatabaseTask(createAsyncTask(*this, &amp;UniqueIDBDatabase::deleteObjectStoreInBackingStore, requestID, identifier, objectStoreID));
+}
+
</ins><span class="cx"> void UniqueIDBDatabase::openBackingStoreTransaction(const IDBTransactionIdentifier&amp; identifier, const Vector&lt;int64_t&gt;&amp; objectStoreIDs, WebCore::IndexedDB::TransactionMode mode)
</span><span class="cx"> {
</span><span class="cx">     ASSERT(!isMainThread());
</span><span class="lines">@@ -427,6 +459,16 @@
</span><span class="cx">     postMainThreadTask(createAsyncTask(*this, &amp;UniqueIDBDatabase::didCreateObjectStore, requestID, success));
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void UniqueIDBDatabase::deleteObjectStoreInBackingStore(uint64_t requestID, const IDBTransactionIdentifier&amp; identifier, int64_t objectStoreID)
+{
+    ASSERT(!isMainThread());
+    ASSERT(m_backingStore);
+
+    bool success = m_backingStore-&gt;deleteObjectStore(identifier, objectStoreID);
+
+    postMainThreadTask(createAsyncTask(*this, &amp;UniqueIDBDatabase::didDeleteObjectStore, requestID, success));
+}
+
</ins><span class="cx"> String UniqueIDBDatabase::absoluteDatabaseDirectory() const
</span><span class="cx"> {
</span><span class="cx">     ASSERT(isMainThread());
</span></span></pre></div>
<a id="trunkSourceWebKit2DatabaseProcessIndexedDBUniqueIDBDatabaseh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.h (162173 => 162174)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.h        2014-01-17 01:09:07 UTC (rev 162173)
+++ trunk/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabase.h        2014-01-17 01:20:12 UTC (rev 162174)
</span><span class="lines">@@ -75,6 +75,7 @@
</span><span class="cx"> 
</span><span class="cx">     void changeDatabaseVersion(const IDBTransactionIdentifier&amp;, uint64_t newVersion, std::function&lt;void(bool)&gt; successCallback);
</span><span class="cx">     void createObjectStore(const IDBTransactionIdentifier&amp;, const WebCore::IDBObjectStoreMetadata&amp;, std::function&lt;void(bool)&gt; successCallback);
</span><ins>+    void deleteObjectStore(const IDBTransactionIdentifier&amp;, int64_t objectStoreID, std::function&lt;void(bool)&gt; successCallback);
</ins><span class="cx"> 
</span><span class="cx"> private:
</span><span class="cx">     UniqueIDBDatabase(const UniqueIDBDatabaseIdentifier&amp;);
</span><span class="lines">@@ -115,6 +116,7 @@
</span><span class="cx"> 
</span><span class="cx">     void changeDatabaseVersionInBackingStore(uint64_t requestID, const IDBTransactionIdentifier&amp;, uint64_t newVersion);
</span><span class="cx">     void createObjectStoreInBackingStore(uint64_t requestID, const IDBTransactionIdentifier&amp;, const WebCore::IDBObjectStoreMetadata&amp;);
</span><ins>+    void deleteObjectStoreInBackingStore(uint64_t requestID, const IDBTransactionIdentifier&amp;, int64_t objectStoreID);
</ins><span class="cx"> 
</span><span class="cx">     void shutdownBackingStore();
</span><span class="cx"> 
</span><span class="lines">@@ -124,6 +126,7 @@
</span><span class="cx">     void didCompleteTransactionOperation(const IDBTransactionIdentifier&amp;, bool success);
</span><span class="cx">     void didChangeDatabaseVersion(uint64_t requestID, bool success);
</span><span class="cx">     void didCreateObjectStore(uint64_t requestID, bool success);
</span><ins>+    void didDeleteObjectStore(uint64_t requestID, bool success);
</ins><span class="cx">     void didShutdownBackingStore();
</span><span class="cx">     void didCompleteBoolRequest(uint64_t requestID, bool success);
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebKit2DatabaseProcessIndexedDBUniqueIDBDatabaseBackingStoreh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabaseBackingStore.h (162173 => 162174)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabaseBackingStore.h        2014-01-17 01:09:07 UTC (rev 162173)
+++ trunk/Source/WebKit2/DatabaseProcess/IndexedDB/UniqueIDBDatabaseBackingStore.h        2014-01-17 01:20:12 UTC (rev 162174)
</span><span class="lines">@@ -54,6 +54,7 @@
</span><span class="cx"> 
</span><span class="cx">     virtual bool changeDatabaseVersion(const IDBTransactionIdentifier&amp;, uint64_t newVersion) = 0;
</span><span class="cx">     virtual bool createObjectStore(const IDBTransactionIdentifier&amp;, const WebCore::IDBObjectStoreMetadata&amp;) = 0;
</span><ins>+    virtual bool deleteObjectStore(const IDBTransactionIdentifier&amp;, int64_t objectStoreID) = 0;
</ins><span class="cx"> };
</span><span class="cx"> 
</span><span class="cx"> } // namespace WebKit
</span></span></pre></div>
<a id="trunkSourceWebKit2DatabaseProcessIndexedDBsqliteUniqueIDBDatabaseBackingStoreSQLitecpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.cpp (162173 => 162174)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.cpp        2014-01-17 01:09:07 UTC (rev 162173)
+++ trunk/Source/WebKit2/DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.cpp        2014-01-17 01:20:12 UTC (rev 162174)
</span><span class="lines">@@ -325,7 +325,7 @@
</span><span class="cx"> 
</span><span class="cx">     SQLiteIDBTransaction* transaction = m_transactions.get(identifier);
</span><span class="cx">     if (!transaction || !transaction-&gt;inProgress()) {
</span><del>-        LOG_ERROR(&quot;Attempt to change database version with an establish, in-progress transaction&quot;);
</del><ins>+        LOG_ERROR(&quot;Attempt to change database version with an established, in-progress transaction&quot;);
</ins><span class="cx">         return false;
</span><span class="cx">     }
</span><span class="cx">     if (transaction-&gt;mode() != IndexedDB::TransactionMode::VersionChange) {
</span><span class="lines">@@ -354,7 +354,7 @@
</span><span class="cx"> 
</span><span class="cx">     SQLiteIDBTransaction* transaction = m_transactions.get(identifier);
</span><span class="cx">     if (!transaction || !transaction-&gt;inProgress()) {
</span><del>-        LOG_ERROR(&quot;Attempt to change database version with an establish, in-progress transaction&quot;);
</del><ins>+        LOG_ERROR(&quot;Attempt to change database version with an established, in-progress transaction&quot;);
</ins><span class="cx">         return false;
</span><span class="cx">     }
</span><span class="cx">     if (transaction-&gt;mode() != IndexedDB::TransactionMode::VersionChange) {
</span><span class="lines">@@ -376,13 +376,46 @@
</span><span class="cx">         || sql.bindInt(4, metadata.autoIncrement) != SQLResultOk
</span><span class="cx">         || sql.bindInt64(5, metadata.maxIndexId) != SQLResultOk
</span><span class="cx">         || sql.step() != SQLResultDone) {
</span><del>-        LOG_ERROR(&quot;Could not add object store '%s' to in ObjectStoreInfo table (%i) - %s&quot;, metadata.name.utf8().data(), m_sqliteDB-&gt;lastError(), m_sqliteDB-&gt;lastErrorMsg());
</del><ins>+        LOG_ERROR(&quot;Could not add object store '%s' to ObjectStoreInfo table (%i) - %s&quot;, metadata.name.utf8().data(), m_sqliteDB-&gt;lastError(), m_sqliteDB-&gt;lastErrorMsg());
</ins><span class="cx">         return false;
</span><span class="cx">     }
</span><span class="cx"> 
</span><span class="cx">     return true;
</span><span class="cx"> }
</span><span class="cx"> 
</span><ins>+bool UniqueIDBDatabaseBackingStoreSQLite::deleteObjectStore(const IDBTransactionIdentifier&amp; identifier, int64_t objectStoreID)
+{
+    ASSERT(!isMainThread());
+    ASSERT(m_sqliteDB);
+    ASSERT(m_sqliteDB-&gt;isOpen());
+
+    SQLiteIDBTransaction* transaction = m_transactions.get(identifier);
+    if (!transaction || !transaction-&gt;inProgress()) {
+        LOG_ERROR(&quot;Attempt to change database version with an established, in-progress transaction&quot;);
+        return false;
+    }
+    if (transaction-&gt;mode() != IndexedDB::TransactionMode::VersionChange) {
+        LOG_ERROR(&quot;Attempt to change database version during a non version-change transaction&quot;);
+        return false;
+    }
+
+    {
+        SQLiteStatement sql(*m_sqliteDB, ASCIILiteral(&quot;DELETE FROM ObjectStoreInfo WHERE id = ?;&quot;));
+        if (sql.prepare() != SQLResultOk
+            || sql.bindInt64(1, objectStoreID) != SQLResultOk
+            || sql.step() != SQLResultDone) {
+            LOG_ERROR(&quot;Could not delete object store id %lli from ObjectStoreInfo table (%i) - %s&quot;, objectStoreID, m_sqliteDB-&gt;lastError(), m_sqliteDB-&gt;lastErrorMsg());
+            return false;
+        }
+    }
+    {
+        // FIXME: Execute SQL here to drop all records and indexes related to this object store.
+    }
+
+    return true;
+}
+
+
</ins><span class="cx"> } // namespace WebKit
</span><span class="cx"> 
</span><span class="cx"> #endif // ENABLE(INDEXED_DATABASE) &amp;&amp; ENABLE(DATABASE_PROCESS)
</span></span></pre></div>
<a id="trunkSourceWebKit2DatabaseProcessIndexedDBsqliteUniqueIDBDatabaseBackingStoreSQLiteh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.h (162173 => 162174)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.h        2014-01-17 01:09:07 UTC (rev 162173)
+++ trunk/Source/WebKit2/DatabaseProcess/IndexedDB/sqlite/UniqueIDBDatabaseBackingStoreSQLite.h        2014-01-17 01:20:12 UTC (rev 162174)
</span><span class="lines">@@ -62,6 +62,7 @@
</span><span class="cx"> 
</span><span class="cx">     virtual bool changeDatabaseVersion(const IDBTransactionIdentifier&amp;, uint64_t newVersion) override;
</span><span class="cx">     virtual bool createObjectStore(const IDBTransactionIdentifier&amp;, const WebCore::IDBObjectStoreMetadata&amp;) override;
</span><ins>+    virtual bool deleteObjectStore(const IDBTransactionIdentifier&amp;, int64_t objectStoreID) override;
</ins><span class="cx"> 
</span><span class="cx"> private:
</span><span class="cx">     UniqueIDBDatabaseBackingStoreSQLite(const UniqueIDBDatabaseIdentifier&amp;, const String&amp; databaseDirectory);
</span></span></pre></div>
<a id="trunkSourceWebKit2WebProcessDatabasesIndexedDBWebIDBServerConnectioncpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBServerConnection.cpp (162173 => 162174)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBServerConnection.cpp        2014-01-17 01:09:07 UTC (rev 162173)
+++ trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBServerConnection.cpp        2014-01-17 01:20:12 UTC (rev 162174)
</span><span class="lines">@@ -320,10 +320,35 @@
</span><span class="cx"> {
</span><span class="cx"> }
</span><span class="cx"> 
</span><del>-void WebIDBServerConnection::deleteObjectStore(IDBTransactionBackend&amp;, const DeleteObjectStoreOperation&amp;, std::function&lt;void(PassRefPtr&lt;IDBDatabaseError&gt;)&gt; completionCallback)
</del><ins>+void WebIDBServerConnection::deleteObjectStore(IDBTransactionBackend&amp;, const DeleteObjectStoreOperation&amp; operation, std::function&lt;void(PassRefPtr&lt;IDBDatabaseError&gt;)&gt; completionCallback)
</ins><span class="cx"> {
</span><ins>+    RefPtr&lt;AsyncRequest&gt; serverRequest = AsyncRequestImpl&lt;PassRefPtr&lt;IDBDatabaseError&gt;&gt;::create(completionCallback);
+
+    serverRequest-&gt;setAbortHandler([completionCallback]() {
+        completionCallback(IDBDatabaseError::create(IDBDatabaseException::UnknownError, &quot;Unknown error occured deleting object store&quot;));
+    });
+
+    uint64_t requestID = serverRequest-&gt;requestID();
+    ASSERT(!m_serverRequests.contains(requestID));
+    m_serverRequests.add(requestID, serverRequest.release());
+
+    LOG(IDB, &quot;WebProcess deleteObjectStore request ID %llu&quot;, requestID);
+
+    send(Messages::DatabaseProcessIDBConnection::DeleteObjectStore(requestID, operation.transaction()-&gt;id(), operation.objectStoreMetadata().id));
</ins><span class="cx"> }
</span><span class="cx"> 
</span><ins>+void WebIDBServerConnection::didDeleteObjectStore(uint64_t requestID, bool success)
+{
+    LOG(IDB, &quot;WebProcess didDeleteObjectStore request ID %llu&quot;, requestID);
+
+    RefPtr&lt;AsyncRequest&gt; serverRequest = m_serverRequests.take(requestID);
+
+    if (!serverRequest)
+        return;
+
+    serverRequest-&gt;completeRequest(success ? nullptr : IDBDatabaseError::create(IDBDatabaseException::UnknownError, &quot;Unknown error occured deleting object store&quot;));
+}
+
</ins><span class="cx"> void WebIDBServerConnection::changeDatabaseVersion(IDBTransactionBackend&amp;, const IDBDatabaseBackend::VersionChangeOperation&amp; operation, std::function&lt;void(PassRefPtr&lt;IDBDatabaseError&gt;)&gt; completionCallback)
</span><span class="cx"> {
</span><span class="cx">     RefPtr&lt;AsyncRequest&gt; serverRequest = AsyncRequestImpl&lt;PassRefPtr&lt;IDBDatabaseError&gt;&gt;::create(completionCallback);
</span></span></pre></div>
<a id="trunkSourceWebKit2WebProcessDatabasesIndexedDBWebIDBServerConnectionh"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBServerConnection.h (162173 => 162174)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBServerConnection.h        2014-01-17 01:09:07 UTC (rev 162173)
+++ trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBServerConnection.h        2014-01-17 01:20:12 UTC (rev 162174)
</span><span class="lines">@@ -101,6 +101,7 @@
</span><span class="cx">     void didRollbackTransaction(uint64_t requestID, bool success);
</span><span class="cx">     void didChangeDatabaseVersion(uint64_t requestID, bool success);
</span><span class="cx">     void didCreateObjectStore(uint64_t requestID, bool success);
</span><ins>+    void didDeleteObjectStore(uint64_t requestID, bool success);
</ins><span class="cx"> 
</span><span class="cx">     uint64_t m_serverConnectionIdentifier;
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebKit2WebProcessDatabasesIndexedDBWebIDBServerConnectionmessagesin"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBServerConnection.messages.in (162173 => 162174)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBServerConnection.messages.in        2014-01-17 01:09:07 UTC (rev 162173)
+++ trunk/Source/WebKit2/WebProcess/Databases/IndexedDB/WebIDBServerConnection.messages.in        2014-01-17 01:20:12 UTC (rev 162174)
</span><span class="lines">@@ -33,6 +33,7 @@
</span><span class="cx"> 
</span><span class="cx">     DidChangeDatabaseVersion(uint64_t requestID, bool success)
</span><span class="cx">     DidCreateObjectStore(uint64_t requestID, bool success)
</span><ins>+    DidDeleteObjectStore(uint64_t requestID, bool success)
</ins><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> #endif // ENABLE(INDEXED_DATABASE) &amp;&amp; ENABLE(DATABASE_PROCESS)
</span></span></pre>
</div>
</div>

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