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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/201354">201354</a></dd>
<dt>Author</dt> <dd>ryanhaddad@apple.com</dd>
<dt>Date</dt> <dd>2016-05-24 14:38:50 -0700 (Tue, 24 May 2016)</dd>
</dl>

<h3>Log Message</h3>
<pre>Unreviewed, rolling out <a href="http://trac.webkit.org/projects/webkit/changeset/201341">r201341</a>.

This change may have caused LayoutTests to crash on Mac and
iOS

Reverted changeset:

&quot;Use lambda capture with initializer instead of StringCapture&quot;
https://bugs.webkit.org/show_bug.cgi?id=158010
http://trac.webkit.org/changeset/201341</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebCoreChangeLog">trunk/Source/WebCore/ChangeLog</a></li>
<li><a href="#trunkSourceWebCorefileapiAsyncFileStreamcpp">trunk/Source/WebCore/fileapi/AsyncFileStream.cpp</a></li>
<li><a href="#trunkSourceWebCoreloaderDocumentLoadercpp">trunk/Source/WebCore/loader/DocumentLoader.cpp</a></li>
<li><a href="#trunkSourceWebCoreloaderWorkerThreadableLoadercpp">trunk/Source/WebCore/loader/WorkerThreadableLoader.cpp</a></li>
<li><a href="#trunkSourceWebCoreplatformiosWebVideoFullscreenControllerAVKitmm">trunk/Source/WebCore/platform/ios/WebVideoFullscreenControllerAVKit.mm</a></li>
<li><a href="#trunkSourceWebCoreplatformnetworkcurlCurlDownloadcpp">trunk/Source/WebCore/platform/network/curl/CurlDownload.cpp</a></li>
<li><a href="#trunkSourceWebCoreworkersWorkerMessagingProxycpp">trunk/Source/WebCore/workers/WorkerMessagingProxy.cpp</a></li>
<li><a href="#trunkSourceWebKit2ChangeLog">trunk/Source/WebKit2/ChangeLog</a></li>
<li><a href="#trunkSourceWebKit2NetworkProcesscacheNetworkCachecpp">trunk/Source/WebKit2/NetworkProcess/cache/NetworkCache.cpp</a></li>
<li><a href="#trunkSourceWebKit2NetworkProcesscacheNetworkCacheStatisticscpp">trunk/Source/WebKit2/NetworkProcess/cache/NetworkCacheStatistics.cpp</a></li>
<li><a href="#trunkSourceWebKit2NetworkProcesscacheNetworkCacheStoragecpp">trunk/Source/WebKit2/NetworkProcess/cache/NetworkCacheStorage.cpp</a></li>
<li><a href="#trunkSourceWebKit2UIProcessAPIAPIUserContentExtensionStorecpp">trunk/Source/WebKit2/UIProcess/API/APIUserContentExtensionStore.cpp</a></li>
<li><a href="#trunkSourceWebKit2UIProcessWebsiteDataWebsiteDataStorecpp">trunk/Source/WebKit2/UIProcess/WebsiteData/WebsiteDataStore.cpp</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/ChangeLog (201353 => 201354)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/ChangeLog        2016-05-24 21:30:14 UTC (rev 201353)
+++ trunk/Source/WebCore/ChangeLog        2016-05-24 21:38:50 UTC (rev 201354)
</span><span class="lines">@@ -1,3 +1,16 @@
</span><ins>+2016-05-24  Ryan Haddad  &lt;ryanhaddad@apple.com&gt;
+
+        Unreviewed, rolling out r201341.
+
+        This change may have caused LayoutTests to crash on Mac and
+        iOS
+
+        Reverted changeset:
+
+        &quot;Use lambda capture with initializer instead of StringCapture&quot;
+        https://bugs.webkit.org/show_bug.cgi?id=158010
+        http://trac.webkit.org/changeset/201341
+
</ins><span class="cx"> 2016-05-24  Adam Bergkvist  &lt;adam.bergkvist@ericsson.com&gt;
</span><span class="cx"> 
</span><span class="cx">         WebRTC: RTCIceCandidate: Make attributes readonly (and update constructor arg)
</span></span></pre></div>
<a id="trunkSourceWebCorefileapiAsyncFileStreamcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/fileapi/AsyncFileStream.cpp (201353 => 201354)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/fileapi/AsyncFileStream.cpp        2016-05-24 21:30:14 UTC (rev 201353)
+++ trunk/Source/WebCore/fileapi/AsyncFileStream.cpp        2016-05-24 21:38:50 UTC (rev 201354)
</span><span class="lines">@@ -138,10 +138,11 @@
</span><span class="cx"> 
</span><span class="cx"> void AsyncFileStream::getSize(const String&amp; path, double expectedModificationTime)
</span><span class="cx"> {
</span><ins>+    StringCapture capturedPath(path);
</ins><span class="cx">     // FIXME: Explicit return type here and in all the other cases like this below is a workaround for a deficiency
</span><span class="cx">     // in the Windows compiler at the time of this writing. Could remove it if that is resolved.
</span><del>-    perform([path = path.isolatedCopy(), expectedModificationTime](FileStream&amp; stream) -&gt; std::function&lt;void(FileStreamClient&amp;)&gt; {
-        long long size = stream.getSize(path, expectedModificationTime);
</del><ins>+    perform([capturedPath, expectedModificationTime](FileStream&amp; stream) -&gt; std::function&lt;void(FileStreamClient&amp;)&gt; {
+        long long size = stream.getSize(capturedPath.string(), expectedModificationTime);
</ins><span class="cx">         return [size](FileStreamClient&amp; client) {
</span><span class="cx">             client.didGetSize(size);
</span><span class="cx">         };
</span><span class="lines">@@ -150,9 +151,10 @@
</span><span class="cx"> 
</span><span class="cx"> void AsyncFileStream::openForRead(const String&amp; path, long long offset, long long length)
</span><span class="cx"> {
</span><ins>+    StringCapture capturedPath(path);
</ins><span class="cx">     // FIXME: Explicit return type here is a workaround for a deficiency in the Windows compiler at the time of this writing.
</span><del>-    perform([path = path.isolatedCopy(), offset, length](FileStream&amp; stream) -&gt; std::function&lt;void(FileStreamClient&amp;)&gt; {
-        bool success = stream.openForRead(path, offset, length);
</del><ins>+    perform([capturedPath, offset, length](FileStream&amp; stream) -&gt; std::function&lt;void(FileStreamClient&amp;)&gt; {
+        bool success = stream.openForRead(capturedPath.string(), offset, length);
</ins><span class="cx">         return [success](FileStreamClient&amp; client) {
</span><span class="cx">             client.didOpen(success);
</span><span class="cx">         };
</span><span class="lines">@@ -161,8 +163,9 @@
</span><span class="cx"> 
</span><span class="cx"> void AsyncFileStream::openForWrite(const String&amp; path)
</span><span class="cx"> {
</span><del>-    perform([path = path.isolatedCopy()](FileStream&amp; stream) -&gt; std::function&lt;void(FileStreamClient&amp;)&gt; {
-        bool success = stream.openForWrite(path);
</del><ins>+    StringCapture capturedPath(path);
+    perform([capturedPath](FileStream&amp; stream) -&gt; std::function&lt;void(FileStreamClient&amp;)&gt; {
+        bool success = stream.openForWrite(capturedPath.string());
</ins><span class="cx">         return [success](FileStreamClient&amp; client) {
</span><span class="cx">             client.didOpen(success);
</span><span class="cx">         };
</span></span></pre></div>
<a id="trunkSourceWebCoreloaderDocumentLoadercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/loader/DocumentLoader.cpp (201353 => 201354)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/loader/DocumentLoader.cpp        2016-05-24 21:30:14 UTC (rev 201353)
+++ trunk/Source/WebCore/loader/DocumentLoader.cpp        2016-05-24 21:38:50 UTC (rev 201354)
</span><span class="lines">@@ -1703,9 +1703,10 @@
</span><span class="cx">     String unblockRequestDeniedScript { contentFilter.unblockRequestDeniedScript() };
</span><span class="cx">     if (!unblockRequestDeniedScript.isEmpty() &amp;&amp; frame) {
</span><span class="cx">         static_assert(std::is_base_of&lt;ThreadSafeRefCounted&lt;Frame&gt;, Frame&gt;::value, &quot;Frame must be ThreadSafeRefCounted.&quot;);
</span><del>-        unblockHandler.wrapWithDecisionHandler([frame, unblockRequestDeniedScript = unblockRequestDeniedScript.isolatedCopy()](bool unblocked) {
</del><ins>+        StringCapture capturedScript { unblockRequestDeniedScript };
+        unblockHandler.wrapWithDecisionHandler([frame, capturedScript](bool unblocked) {
</ins><span class="cx">             if (!unblocked)
</span><del>-                frame-&gt;script().executeScript(unblockRequestDeniedScript);
</del><ins>+                frame-&gt;script().executeScript(capturedScript.string());
</ins><span class="cx">         });
</span><span class="cx">     }
</span><span class="cx">     frameLoader()-&gt;client().contentFilterDidBlockLoad(WTFMove(unblockHandler));
</span></span></pre></div>
<a id="trunkSourceWebCoreloaderWorkerThreadableLoadercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/loader/WorkerThreadableLoader.cpp (201353 => 201354)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/loader/WorkerThreadableLoader.cpp        2016-05-24 21:30:14 UTC (rev 201353)
+++ trunk/Source/WebCore/loader/WorkerThreadableLoader.cpp        2016-05-24 21:38:50 UTC (rev 201354)
</span><span class="lines">@@ -98,12 +98,13 @@
</span><span class="cx">     auto* contentSecurityPolicyCopy = std::make_unique&lt;ContentSecurityPolicy&gt;(*securityOrigin).release();
</span><span class="cx">     contentSecurityPolicyCopy-&gt;copyStateFrom(contentSecurityPolicy);
</span><span class="cx"> 
</span><del>-    m_loaderProxy.postTaskToLoader([this, requestData, optionsCopy, contentSecurityPolicyCopy, outgoingReferrer = outgoingReferrer.isolatedCopy()](ScriptExecutionContext&amp; context) {
</del><ins>+    StringCapture capturedOutgoingReferrer(outgoingReferrer);
+    m_loaderProxy.postTaskToLoader([this, requestData, optionsCopy, contentSecurityPolicyCopy, capturedOutgoingReferrer](ScriptExecutionContext&amp; context) {
</ins><span class="cx">         ASSERT(isMainThread());
</span><span class="cx">         Document&amp; document = downcast&lt;Document&gt;(context);
</span><span class="cx"> 
</span><span class="cx">         auto request = ResourceRequest::adopt(std::unique_ptr&lt;CrossThreadResourceRequestData&gt;(requestData));
</span><del>-        request-&gt;setHTTPReferrer(outgoingReferrer);
</del><ins>+        request-&gt;setHTTPReferrer(capturedOutgoingReferrer.string());
</ins><span class="cx"> 
</span><span class="cx">         auto options = std::unique_ptr&lt;ThreadableLoaderOptions&gt;(optionsCopy);
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebCoreplatformiosWebVideoFullscreenControllerAVKitmm"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/platform/ios/WebVideoFullscreenControllerAVKit.mm (201353 => 201354)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/platform/ios/WebVideoFullscreenControllerAVKit.mm        2016-05-24 21:30:14 UTC (rev 201353)
+++ trunk/Source/WebCore/platform/ios/WebVideoFullscreenControllerAVKit.mm        2016-05-24 21:38:50 UTC (rev 201354)
</span><span class="lines">@@ -430,9 +430,10 @@
</span><span class="cx"> {
</span><span class="cx">     ASSERT(WebThreadIsCurrent());
</span><span class="cx">     RefPtr&lt;WebVideoFullscreenControllerContext&gt; protectedThis(this);
</span><del>-    dispatch_async(dispatch_get_main_queue(), [protectedThis, this, enabled, type, localizedDeviceName = localizedDeviceName.isolatedCopy()] {
</del><ins>+    StringCapture capturedLocalizedDeviceName(localizedDeviceName);
+    dispatch_async(dispatch_get_main_queue(), [protectedThis, this, enabled, type, capturedLocalizedDeviceName] {
</ins><span class="cx">         if (m_interface)
</span><del>-            m_interface-&gt;setExternalPlayback(enabled, type, localizedDeviceName);
</del><ins>+            m_interface-&gt;setExternalPlayback(enabled, type, capturedLocalizedDeviceName.string());
</ins><span class="cx">     });
</span><span class="cx"> }
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebCoreplatformnetworkcurlCurlDownloadcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/platform/network/curl/CurlDownload.cpp (201353 => 201354)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/platform/network/curl/CurlDownload.cpp        2016-05-24 21:30:14 UTC (rev 201353)
+++ trunk/Source/WebCore/platform/network/curl/CurlDownload.cpp        2016-05-24 21:38:50 UTC (rev 201354)
</span><span class="lines">@@ -414,12 +414,14 @@
</span><span class="cx">             });
</span><span class="cx">         }
</span><span class="cx">     } else {
</span><ins>+        StringCapture capturedHeader(header);
+
</ins><span class="cx">         RefPtr&lt;CurlDownload&gt; protectedThis(this);
</span><span class="cx"> 
</span><del>-        callOnMainThread([this, header = header.isolatedCopy(), protectedThis] {
-            int splitPos = header.find(&quot;:&quot;);
</del><ins>+        callOnMainThread([this, capturedHeader, protectedThis] {
+            int splitPos = capturedHeader.string().find(&quot;:&quot;);
</ins><span class="cx">             if (splitPos != -1)
</span><del>-                m_response.setHTTPHeaderField(header.left(splitPos), header.substring(splitPos + 1).stripWhiteSpace());
</del><ins>+                m_response.setHTTPHeaderField(capturedHeader.string().left(splitPos), capturedHeader.string().substring(splitPos + 1).stripWhiteSpace());
</ins><span class="cx">         });
</span><span class="cx">     }
</span><span class="cx"> }
</span></span></pre></div>
<a id="trunkSourceWebCoreworkersWorkerMessagingProxycpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebCore/workers/WorkerMessagingProxy.cpp (201353 => 201354)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebCore/workers/WorkerMessagingProxy.cpp        2016-05-24 21:30:14 UTC (rev 201353)
+++ trunk/Source/WebCore/workers/WorkerMessagingProxy.cpp        2016-05-24 21:38:50 UTC (rev 201354)
</span><span class="lines">@@ -141,7 +141,9 @@
</span><span class="cx"> 
</span><span class="cx"> void WorkerMessagingProxy::postExceptionToWorkerObject(const String&amp; errorMessage, int lineNumber, int columnNumber, const String&amp; sourceURL)
</span><span class="cx"> {
</span><del>-    m_scriptExecutionContext-&gt;postTask([this, errorMessage = errorMessage.isolatedCopy(), sourceURL = sourceURL.isolatedCopy(), lineNumber, columnNumber] (ScriptExecutionContext&amp; context) {
</del><ins>+    StringCapture capturedErrorMessage(errorMessage);
+    StringCapture capturedSourceURL(sourceURL);
+    m_scriptExecutionContext-&gt;postTask([this, capturedErrorMessage, capturedSourceURL, lineNumber, columnNumber] (ScriptExecutionContext&amp; context) {
</ins><span class="cx">         Worker* workerObject = this-&gt;workerObject();
</span><span class="cx">         if (!workerObject)
</span><span class="cx">             return;
</span><span class="lines">@@ -149,18 +151,20 @@
</span><span class="cx">         // We don't bother checking the askedToTerminate() flag here, because exceptions should *always* be reported even if the thread is terminated.
</span><span class="cx">         // This is intentionally different than the behavior in MessageWorkerTask, because terminated workers no longer deliver messages (section 4.6 of the WebWorker spec), but they do report exceptions.
</span><span class="cx"> 
</span><del>-        bool errorHandled = !workerObject-&gt;dispatchEvent(ErrorEvent::create(errorMessage, sourceURL, lineNumber, columnNumber));
</del><ins>+        bool errorHandled = !workerObject-&gt;dispatchEvent(ErrorEvent::create(capturedErrorMessage.string(), capturedSourceURL.string(), lineNumber, columnNumber));
</ins><span class="cx">         if (!errorHandled)
</span><del>-            context.reportException(errorMessage, lineNumber, columnNumber, sourceURL, 0);
</del><ins>+            context.reportException(capturedErrorMessage.string(), lineNumber, columnNumber, capturedSourceURL.string(), 0);
</ins><span class="cx">     });
</span><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> void WorkerMessagingProxy::postConsoleMessageToWorkerObject(MessageSource source, MessageLevel level, const String&amp; message, int lineNumber, int columnNumber, const String&amp; sourceURL)
</span><span class="cx"> {
</span><del>-    m_scriptExecutionContext-&gt;postTask([this, source, level, message = message.isolatedCopy(), sourceURL = sourceURL.isolatedCopy(), lineNumber, columnNumber] (ScriptExecutionContext&amp; context) {
</del><ins>+    StringCapture capturedMessage(message);
+    StringCapture capturedSourceURL(sourceURL);
+    m_scriptExecutionContext-&gt;postTask([this, source, level, capturedMessage, capturedSourceURL, lineNumber, columnNumber] (ScriptExecutionContext&amp; context) {
</ins><span class="cx">         if (askedToTerminate())
</span><span class="cx">             return;
</span><del>-        context.addConsoleMessage(source, level, message, sourceURL, lineNumber, columnNumber);
</del><ins>+        context.addConsoleMessage(source, level, capturedMessage.string(), capturedSourceURL.string(), lineNumber, columnNumber);
</ins><span class="cx">     });
</span><span class="cx"> }
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebKit2ChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/ChangeLog (201353 => 201354)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/ChangeLog        2016-05-24 21:30:14 UTC (rev 201353)
+++ trunk/Source/WebKit2/ChangeLog        2016-05-24 21:38:50 UTC (rev 201354)
</span><span class="lines">@@ -1,3 +1,16 @@
</span><ins>+2016-05-24  Ryan Haddad  &lt;ryanhaddad@apple.com&gt;
+
+        Unreviewed, rolling out r201341.
+
+        This change may have caused LayoutTests to crash on Mac and
+        iOS
+
+        Reverted changeset:
+
+        &quot;Use lambda capture with initializer instead of StringCapture&quot;
+        https://bugs.webkit.org/show_bug.cgi?id=158010
+        http://trac.webkit.org/changeset/201341
+
</ins><span class="cx"> 2016-05-24  Alex Christensen  &lt;achristensen@webkit.org&gt;
</span><span class="cx"> 
</span><span class="cx">         Fix null pointer dereferencing in WebViewImpl::inputContext
</span></span></pre></div>
<a id="trunkSourceWebKit2NetworkProcesscacheNetworkCachecpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/NetworkProcess/cache/NetworkCache.cpp (201353 => 201354)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/NetworkProcess/cache/NetworkCache.cpp        2016-05-24 21:30:14 UTC (rev 201353)
+++ trunk/Source/WebKit2/NetworkProcess/cache/NetworkCache.cpp        2016-05-24 21:38:50 UTC (rev 201354)
</span><span class="lines">@@ -618,8 +618,9 @@
</span><span class="cx"> void Cache::deleteDumpFile()
</span><span class="cx"> {
</span><span class="cx">     auto queue = WorkQueue::create(&quot;com.apple.WebKit.Cache.delete&quot;);
</span><del>-    queue-&gt;dispatch([filePath = dumpFilePath().isolatedCopy()] {
-        WebCore::deleteFile(filePath);
</del><ins>+    StringCapture dumpFilePathCapture(dumpFilePath());
+    queue-&gt;dispatch([dumpFilePathCapture] {
+        WebCore::deleteFile(dumpFilePathCapture.string());
</ins><span class="cx">     });
</span><span class="cx"> }
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebKit2NetworkProcesscacheNetworkCacheStatisticscpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/NetworkProcess/cache/NetworkCacheStatistics.cpp (201353 => 201354)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/NetworkProcess/cache/NetworkCacheStatistics.cpp        2016-05-24 21:30:14 UTC (rev 201353)
+++ trunk/Source/WebKit2/NetworkProcess/cache/NetworkCacheStatistics.cpp        2016-05-24 21:38:50 UTC (rev 201354)
</span><span class="lines">@@ -93,9 +93,13 @@
</span><span class="cx">     ASSERT(RunLoop::isMain());
</span><span class="cx"> 
</span><span class="cx">     auto startTime = std::chrono::system_clock::now();
</span><del>-    serialBackgroundIOQueue().dispatch([this, databasePath = databasePath.isolatedCopy(), networkCachePath = singleton().recordsPath().isolatedCopy(), startTime] {
</del><ins>+
+    StringCapture databasePathCapture(databasePath);
+    StringCapture networkCachePathCapture(singleton().recordsPath());
+    serialBackgroundIOQueue().dispatch([this, databasePathCapture, networkCachePathCapture, startTime] {
</ins><span class="cx">         WebCore::SQLiteTransactionInProgressAutoCounter transactionCounter;
</span><span class="cx"> 
</span><ins>+        String databasePath = databasePathCapture.string();
</ins><span class="cx">         if (!WebCore::makeAllDirectories(WebCore::directoryName(databasePath)))
</span><span class="cx">             return;
</span><span class="cx"> 
</span><span class="lines">@@ -124,7 +128,7 @@
</span><span class="cx">         LOG(NetworkCache, &quot;(NetworkProcess) Network cache statistics database load complete, entries=%lu time=%&quot; PRIi64 &quot;ms&quot;, static_cast&lt;size_t&gt;(m_approximateEntryCount), elapsedMS);
</span><span class="cx"> 
</span><span class="cx">         if (!m_approximateEntryCount) {
</span><del>-            bootstrapFromNetworkCache(networkCachePath);
</del><ins>+            bootstrapFromNetworkCache(networkCachePathCapture.string());
</ins><span class="cx"> #if !LOG_DISABLED
</span><span class="cx">             elapsedMS = static_cast&lt;int64_t&gt;(std::chrono::duration_cast&lt;std::chrono::milliseconds&gt;(std::chrono::system_clock::now() - startTime).count());
</span><span class="cx"> #endif
</span><span class="lines">@@ -172,8 +176,9 @@
</span><span class="cx"> 
</span><span class="cx">     clear();
</span><span class="cx"> 
</span><del>-    serialBackgroundIOQueue().dispatch([this, networkCachePath = singleton().recordsPath().isolatedCopy()] {
-        bootstrapFromNetworkCache(networkCachePath);
</del><ins>+    StringCapture networkCachePathCapture(singleton().recordsPath());
+    serialBackgroundIOQueue().dispatch([this, networkCachePathCapture] {
+        bootstrapFromNetworkCache(networkCachePathCapture.string());
</ins><span class="cx">         LOG(NetworkCache, &quot;(NetworkProcess) statistics cache shrink completed m_approximateEntryCount=%lu&quot;, static_cast&lt;size_t&gt;(m_approximateEntryCount));
</span><span class="cx">     });
</span><span class="cx"> }
</span></span></pre></div>
<a id="trunkSourceWebKit2NetworkProcesscacheNetworkCacheStoragecpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/NetworkProcess/cache/NetworkCacheStorage.cpp (201353 => 201354)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/NetworkProcess/cache/NetworkCacheStorage.cpp        2016-05-24 21:30:14 UTC (rev 201353)
+++ trunk/Source/WebKit2/NetworkProcess/cache/NetworkCacheStorage.cpp        2016-05-24 21:38:50 UTC (rev 201354)
</span><span class="lines">@@ -558,8 +558,9 @@
</span><span class="cx"> 
</span><span class="cx"> void Storage::updateFileModificationTime(const String&amp; path)
</span><span class="cx"> {
</span><del>-    serialBackgroundIOQueue().dispatch([path = path.isolatedCopy()] {
-        updateFileModificationTimeIfNeeded(path);
</del><ins>+    StringCapture filePathCapture(path);
+    serialBackgroundIOQueue().dispatch([filePathCapture] {
+        updateFileModificationTimeIfNeeded(filePathCapture.string());
</ins><span class="cx">     });
</span><span class="cx"> }
</span><span class="cx"> 
</span><span class="lines">@@ -896,9 +897,13 @@
</span><span class="cx">     if (m_blobFilter)
</span><span class="cx">         m_blobFilter-&gt;clear();
</span><span class="cx">     m_approximateRecordsSize = 0;
</span><del>-    ioQueue().dispatch([this, modifiedSinceTime, completionHandler = WTFMove(completionHandler), type = type.isolatedCopy()] () mutable {
</del><ins>+
+    // Avoid non-thread safe std::function copies.
+    auto* completionHandlerPtr = completionHandler ? new std::function&lt;void ()&gt;(WTFMove(completionHandler)) : nullptr;
+    StringCapture typeCapture(type);
+    ioQueue().dispatch([this, modifiedSinceTime, completionHandlerPtr, typeCapture] {
</ins><span class="cx">         auto recordsPath = this-&gt;recordsPath();
</span><del>-        traverseRecordsFiles(recordsPath, type, [modifiedSinceTime](const String&amp; fileName, const String&amp; hashString, const String&amp; type, bool isBlob, const String&amp; recordDirectoryPath) {
</del><ins>+        traverseRecordsFiles(recordsPath, typeCapture.string(), [modifiedSinceTime](const String&amp; fileName, const String&amp; hashString, const String&amp; type, bool isBlob, const String&amp; recordDirectoryPath) {
</ins><span class="cx">             auto filePath = WebCore::pathByAppendingComponent(recordDirectoryPath, fileName);
</span><span class="cx">             if (modifiedSinceTime &gt; std::chrono::system_clock::time_point::min()) {
</span><span class="cx">                 auto times = fileTimes(filePath);
</span><span class="lines">@@ -913,9 +918,10 @@
</span><span class="cx">         // This cleans unreferenced blobs.
</span><span class="cx">         m_blobStorage.synchronize();
</span><span class="cx"> 
</span><del>-        if (completionHandler) {
-            RunLoop::main().dispatch([completionHandler = WTFMove(completionHandler)] {
-                completionHandler();
</del><ins>+        if (completionHandlerPtr) {
+            RunLoop::main().dispatch([completionHandlerPtr] {
+                (*completionHandlerPtr)();
+                delete completionHandlerPtr;
</ins><span class="cx">             });
</span><span class="cx">         }
</span><span class="cx">     });
</span></span></pre></div>
<a id="trunkSourceWebKit2UIProcessAPIAPIUserContentExtensionStorecpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/UIProcess/API/APIUserContentExtensionStore.cpp (201353 => 201354)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/UIProcess/API/APIUserContentExtensionStore.cpp        2016-05-24 21:30:14 UTC (rev 201353)
+++ trunk/Source/WebKit2/UIProcess/API/APIUserContentExtensionStore.cpp        2016-05-24 21:38:50 UTC (rev 201354)
</span><span class="lines">@@ -307,8 +307,11 @@
</span><span class="cx"> void UserContentExtensionStore::lookupContentExtension(const WTF::String&amp; identifier, std::function&lt;void(RefPtr&lt;API::UserContentExtension&gt;, std::error_code)&gt; completionHandler)
</span><span class="cx"> {
</span><span class="cx">     RefPtr&lt;UserContentExtensionStore&gt; self(this);
</span><del>-    m_readQueue-&gt;dispatch([self, identifier = identifier.isolatedCopy(), storePath = m_storePath.isolatedCopy(), completionHandler] {
-        auto path = constructedPath(storePath, identifier);
</del><ins>+    StringCapture identifierCapture(identifier);
+    StringCapture pathCapture(m_storePath);
+
+    m_readQueue-&gt;dispatch([self, identifierCapture, pathCapture, completionHandler] {
+        auto path = constructedPath(pathCapture.string(), identifierCapture.string());
</ins><span class="cx">         
</span><span class="cx">         ContentExtensionMetaData metaData;
</span><span class="cx">         Data fileData;
</span><span class="lines">@@ -326,8 +329,8 @@
</span><span class="cx">             return;
</span><span class="cx">         }
</span><span class="cx">         
</span><del>-        RunLoop::main().dispatch([self, identifier = identifier.isolatedCopy(), fileData, metaData, completionHandler] {
-            RefPtr&lt;API::UserContentExtension&gt; userContentExtension = createExtension(identifier, metaData, fileData);
</del><ins>+        RunLoop::main().dispatch([self, identifierCapture, fileData, metaData, completionHandler] {
+            RefPtr&lt;API::UserContentExtension&gt; userContentExtension = createExtension(identifierCapture.string(), metaData, fileData);
</ins><span class="cx">             completionHandler(userContentExtension, { });
</span><span class="cx">         });
</span><span class="cx">     });
</span><span class="lines">@@ -336,12 +339,16 @@
</span><span class="cx"> void UserContentExtensionStore::compileContentExtension(const WTF::String&amp; identifier, WTF::String&amp;&amp; json, std::function&lt;void(RefPtr&lt;API::UserContentExtension&gt;, std::error_code)&gt; completionHandler)
</span><span class="cx"> {
</span><span class="cx">     RefPtr&lt;UserContentExtensionStore&gt; self(this);
</span><del>-    m_compileQueue-&gt;dispatch([self, identifier = identifier.isolatedCopy(), json = json.isolatedCopy(), storePath = m_storePath.isolatedCopy(), completionHandler] () mutable {
-        auto path = constructedPath(storePath, identifier);
</del><ins>+    StringCapture identifierCapture(identifier);
+    StringCapture jsonCapture(WTFMove(json));
+    StringCapture pathCapture(m_storePath);
</ins><span class="cx"> 
</span><ins>+    m_compileQueue-&gt;dispatch([self, identifierCapture, jsonCapture, pathCapture, completionHandler] () mutable {
+        auto path = constructedPath(pathCapture.string(), identifierCapture.string());
+
</ins><span class="cx">         ContentExtensionMetaData metaData;
</span><span class="cx">         Data fileData;
</span><del>-        auto error = compiledToFile(WTFMove(json), path, metaData, fileData);
</del><ins>+        auto error = compiledToFile(jsonCapture.releaseString(), path, metaData, fileData);
</ins><span class="cx">         if (error) {
</span><span class="cx">             RunLoop::main().dispatch([self, error, completionHandler] {
</span><span class="cx">                 completionHandler(nullptr, error);
</span><span class="lines">@@ -349,8 +356,8 @@
</span><span class="cx">             return;
</span><span class="cx">         }
</span><span class="cx"> 
</span><del>-        RunLoop::main().dispatch([self, identifier = identifier.isolatedCopy(), fileData, metaData, completionHandler] {
-            RefPtr&lt;API::UserContentExtension&gt; userContentExtension = createExtension(identifier, metaData, fileData);
</del><ins>+        RunLoop::main().dispatch([self, identifierCapture, fileData, metaData, completionHandler] {
+            RefPtr&lt;API::UserContentExtension&gt; userContentExtension = createExtension(identifierCapture.string(), metaData, fileData);
</ins><span class="cx">             completionHandler(userContentExtension, { });
</span><span class="cx">         });
</span><span class="cx">     });
</span><span class="lines">@@ -359,9 +366,12 @@
</span><span class="cx"> void UserContentExtensionStore::removeContentExtension(const WTF::String&amp; identifier, std::function&lt;void(std::error_code)&gt; completionHandler)
</span><span class="cx"> {
</span><span class="cx">     RefPtr&lt;UserContentExtensionStore&gt; self(this);
</span><del>-    m_removeQueue-&gt;dispatch([self, identifier = identifier.isolatedCopy(), storePath = m_storePath.isolatedCopy(), completionHandler] {
-        auto path = constructedPath(storePath, identifier);
</del><ins>+    StringCapture identifierCapture(identifier);
+    StringCapture pathCapture(m_storePath);
</ins><span class="cx"> 
</span><ins>+    m_removeQueue-&gt;dispatch([self, identifierCapture, pathCapture, completionHandler] {
+        auto path = constructedPath(pathCapture.string(), identifierCapture.string());
+
</ins><span class="cx">         if (!WebCore::deleteFile(path)) {
</span><span class="cx">             RunLoop::main().dispatch([self, completionHandler] {
</span><span class="cx">                 completionHandler(Error::RemoveFailed);
</span></span></pre></div>
<a id="trunkSourceWebKit2UIProcessWebsiteDataWebsiteDataStorecpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/UIProcess/WebsiteData/WebsiteDataStore.cpp (201353 => 201354)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/UIProcess/WebsiteData/WebsiteDataStore.cpp        2016-05-24 21:30:14 UTC (rev 201353)
+++ trunk/Source/WebKit2/UIProcess/WebsiteData/WebsiteDataStore.cpp        2016-05-24 21:38:50 UTC (rev 201354)
</span><span class="lines">@@ -258,11 +258,13 @@
</span><span class="cx"> 
</span><span class="cx">     RefPtr&lt;CallbackAggregator&gt; callbackAggregator = adoptRef(new CallbackAggregator(fetchOptions, WTFMove(completionHandler)));
</span><span class="cx"> 
</span><ins>+    if (dataTypes.contains(WebsiteDataType::DiskCache)) {
+        StringCapture mediaCacheDirectory { m_mediaCacheDirectory };
+        
</ins><span class="cx"> #if ENABLE(VIDEO)
</span><del>-    if (dataTypes.contains(WebsiteDataType::DiskCache)) {
</del><span class="cx">         callbackAggregator-&gt;addPendingCallback();
</span><del>-        m_queue-&gt;dispatch([fetchOptions, mediaCacheDirectory = m_mediaCacheDirectory.isolatedCopy(), callbackAggregator] {
-            HashSet&lt;RefPtr&lt;WebCore::SecurityOrigin&gt;&gt; origins = WebCore::HTMLMediaElement::originsInMediaCache(mediaCacheDirectory);
</del><ins>+        m_queue-&gt;dispatch([fetchOptions, mediaCacheDirectory, callbackAggregator] {
+            HashSet&lt;RefPtr&lt;WebCore::SecurityOrigin&gt;&gt; origins = WebCore::HTMLMediaElement::originsInMediaCache(mediaCacheDirectory.string());
</ins><span class="cx">             WebsiteData* websiteData = new WebsiteData;
</span><span class="cx">             
</span><span class="cx">             for (auto&amp; origin : origins) {
</span><span class="lines">@@ -276,8 +278,8 @@
</span><span class="cx">                 delete websiteData;
</span><span class="cx">             });
</span><span class="cx">         });
</span><ins>+#endif
</ins><span class="cx">     }
</span><del>-#endif
</del><span class="cx"> 
</span><span class="cx">     auto networkProcessAccessType = computeNetworkProcessAccessTypeForDataFetch(dataTypes, !isPersistent());
</span><span class="cx">     if (networkProcessAccessType != ProcessAccessType::None) {
</span><span class="lines">@@ -355,10 +357,13 @@
</span><span class="cx">     }
</span><span class="cx"> 
</span><span class="cx">     if (dataTypes.contains(WebsiteDataType::OfflineWebApplicationCache) &amp;&amp; isPersistent()) {
</span><ins>+        StringCapture applicationCacheDirectory { m_applicationCacheDirectory };
+        StringCapture applicationCacheFlatFileSubdirectoryName { m_applicationCacheFlatFileSubdirectoryName };
+
</ins><span class="cx">         callbackAggregator-&gt;addPendingCallback();
</span><span class="cx"> 
</span><del>-        m_queue-&gt;dispatch([fetchOptions, applicationCacheDirectory = m_applicationCacheDirectory.isolatedCopy(), applicationCacheFlatFileSubdirectoryName = m_applicationCacheFlatFileSubdirectoryName.isolatedCopy(), callbackAggregator] {
-            auto storage = WebCore::ApplicationCacheStorage::create(applicationCacheDirectory, applicationCacheFlatFileSubdirectoryName);
</del><ins>+        m_queue-&gt;dispatch([fetchOptions, applicationCacheDirectory, applicationCacheFlatFileSubdirectoryName, callbackAggregator] {
+            auto storage = WebCore::ApplicationCacheStorage::create(applicationCacheDirectory.string(), applicationCacheFlatFileSubdirectoryName.string());
</ins><span class="cx"> 
</span><span class="cx">             WebsiteData* websiteData = new WebsiteData;
</span><span class="cx"> 
</span><span class="lines">@@ -381,11 +386,13 @@
</span><span class="cx">     }
</span><span class="cx"> 
</span><span class="cx">     if (dataTypes.contains(WebsiteDataType::WebSQLDatabases) &amp;&amp; isPersistent()) {
</span><ins>+        StringCapture webSQLDatabaseDirectory { m_webSQLDatabaseDirectory };
+
</ins><span class="cx">         callbackAggregator-&gt;addPendingCallback();
</span><span class="cx"> 
</span><del>-        m_queue-&gt;dispatch([webSQLDatabaseDirectory = m_webSQLDatabaseDirectory.isolatedCopy(), callbackAggregator] {
</del><ins>+        m_queue-&gt;dispatch([webSQLDatabaseDirectory, callbackAggregator] {
</ins><span class="cx">             Vector&lt;RefPtr&lt;WebCore::SecurityOrigin&gt;&gt; origins;
</span><del>-            WebCore::DatabaseTracker::trackerWithDatabasePath(webSQLDatabaseDirectory)-&gt;origins(origins);
</del><ins>+            WebCore::DatabaseTracker::trackerWithDatabasePath(webSQLDatabaseDirectory.string())-&gt;origins(origins);
</ins><span class="cx"> 
</span><span class="cx">             RunLoop::main().dispatch([callbackAggregator, origins]() mutable {
</span><span class="cx">                 WebsiteData websiteData;
</span><span class="lines">@@ -411,10 +418,12 @@
</span><span class="cx"> #endif
</span><span class="cx"> 
</span><span class="cx">     if (dataTypes.contains(WebsiteDataType::MediaKeys) &amp;&amp; isPersistent()) {
</span><ins>+        StringCapture mediaKeysStorageDirectory { m_mediaKeysStorageDirectory };
+
</ins><span class="cx">         callbackAggregator-&gt;addPendingCallback();
</span><span class="cx"> 
</span><del>-        m_queue-&gt;dispatch([mediaKeysStorageDirectory = m_mediaKeysStorageDirectory.isolatedCopy(), callbackAggregator] {
-            auto origins = mediaKeyOrigins(mediaKeysStorageDirectory);
</del><ins>+        m_queue-&gt;dispatch([mediaKeysStorageDirectory, callbackAggregator] {
+            auto origins = mediaKeyOrigins(mediaKeysStorageDirectory.string());
</ins><span class="cx"> 
</span><span class="cx">             RunLoop::main().dispatch([callbackAggregator, origins]() mutable {
</span><span class="cx">                 WebsiteData websiteData;
</span><span class="lines">@@ -547,18 +556,20 @@
</span><span class="cx"> 
</span><span class="cx">     RefPtr&lt;CallbackAggregator&gt; callbackAggregator = adoptRef(new CallbackAggregator(WTFMove(completionHandler)));
</span><span class="cx"> 
</span><ins>+    if (dataTypes.contains(WebsiteDataType::DiskCache)) {
+        StringCapture mediaCacheDirectory { m_mediaCacheDirectory };
+
</ins><span class="cx"> #if ENABLE(VIDEO)
</span><del>-    if (dataTypes.contains(WebsiteDataType::DiskCache)) {
</del><span class="cx">         callbackAggregator-&gt;addPendingCallback();
</span><del>-        m_queue-&gt;dispatch([modifiedSince, mediaCacheDirectory = m_mediaCacheDirectory.isolatedCopy(), callbackAggregator] {
-            WebCore::HTMLMediaElement::clearMediaCache(mediaCacheDirectory, modifiedSince);
</del><ins>+        m_queue-&gt;dispatch([modifiedSince, mediaCacheDirectory, callbackAggregator] {
+            WebCore::HTMLMediaElement::clearMediaCache(mediaCacheDirectory.string(), modifiedSince);
</ins><span class="cx">             
</span><span class="cx">             WTF::RunLoop::main().dispatch([callbackAggregator] {
</span><span class="cx">                 callbackAggregator-&gt;removePendingCallback();
</span><span class="cx">             });
</span><span class="cx">         });
</span><ins>+#endif
</ins><span class="cx">     }
</span><del>-#endif
</del><span class="cx"> 
</span><span class="cx">     auto networkProcessAccessType = computeNetworkProcessAccessTypeForDataRemoval(dataTypes, !isPersistent());
</span><span class="cx">     if (networkProcessAccessType != ProcessAccessType::None) {
</span><span class="lines">@@ -626,10 +637,13 @@
</span><span class="cx">     }
</span><span class="cx"> 
</span><span class="cx">     if (dataTypes.contains(WebsiteDataType::OfflineWebApplicationCache) &amp;&amp; isPersistent()) {
</span><ins>+        StringCapture applicationCacheDirectory { m_applicationCacheDirectory };
+        StringCapture applicationCacheFlatFileSubdirectoryName { m_applicationCacheFlatFileSubdirectoryName };
+
</ins><span class="cx">         callbackAggregator-&gt;addPendingCallback();
</span><span class="cx"> 
</span><del>-        m_queue-&gt;dispatch([applicationCacheDirectory = m_applicationCacheDirectory.isolatedCopy(), applicationCacheFlatFileSubdirectoryName = m_applicationCacheFlatFileSubdirectoryName.isolatedCopy(), callbackAggregator] {
-            auto storage = WebCore::ApplicationCacheStorage::create(applicationCacheDirectory, applicationCacheFlatFileSubdirectoryName);
</del><ins>+        m_queue-&gt;dispatch([applicationCacheDirectory, applicationCacheFlatFileSubdirectoryName, callbackAggregator] {
+            auto storage = WebCore::ApplicationCacheStorage::create(applicationCacheDirectory.string(), applicationCacheFlatFileSubdirectoryName.string());
</ins><span class="cx"> 
</span><span class="cx">             storage-&gt;deleteAllCaches();
</span><span class="cx"> 
</span><span class="lines">@@ -640,10 +654,12 @@
</span><span class="cx">     }
</span><span class="cx"> 
</span><span class="cx">     if (dataTypes.contains(WebsiteDataType::WebSQLDatabases) &amp;&amp; isPersistent()) {
</span><ins>+        StringCapture webSQLDatabaseDirectory { m_webSQLDatabaseDirectory };
+
</ins><span class="cx">         callbackAggregator-&gt;addPendingCallback();
</span><span class="cx"> 
</span><del>-        m_queue-&gt;dispatch([webSQLDatabaseDirectory = m_webSQLDatabaseDirectory.isolatedCopy(), callbackAggregator, modifiedSince] {
-            WebCore::DatabaseTracker::trackerWithDatabasePath(webSQLDatabaseDirectory)-&gt;deleteDatabasesModifiedSince(modifiedSince);
</del><ins>+        m_queue-&gt;dispatch([webSQLDatabaseDirectory, callbackAggregator, modifiedSince] {
+            WebCore::DatabaseTracker::trackerWithDatabasePath(webSQLDatabaseDirectory.string())-&gt;deleteDatabasesModifiedSince(modifiedSince);
</ins><span class="cx"> 
</span><span class="cx">             RunLoop::main().dispatch([callbackAggregator] {
</span><span class="cx">                 callbackAggregator-&gt;removePendingCallback();
</span><span class="lines">@@ -665,10 +681,12 @@
</span><span class="cx"> #endif
</span><span class="cx"> 
</span><span class="cx">     if (dataTypes.contains(WebsiteDataType::MediaKeys) &amp;&amp; isPersistent()) {
</span><ins>+        StringCapture mediaKeysStorageDirectory { m_mediaKeysStorageDirectory };
+
</ins><span class="cx">         callbackAggregator-&gt;addPendingCallback();
</span><span class="cx"> 
</span><del>-        m_queue-&gt;dispatch([mediaKeysStorageDirectory = m_mediaKeysStorageDirectory.isolatedCopy(), callbackAggregator, modifiedSince] {
-            removeMediaKeys(mediaKeysStorageDirectory, modifiedSince);
</del><ins>+        m_queue-&gt;dispatch([mediaKeysStorageDirectory, callbackAggregator, modifiedSince] {
+            removeMediaKeys(mediaKeysStorageDirectory.string(), modifiedSince);
</ins><span class="cx"> 
</span><span class="cx">             RunLoop::main().dispatch([callbackAggregator] {
</span><span class="cx">                 callbackAggregator-&gt;removePendingCallback();
</span><span class="lines">@@ -781,24 +799,25 @@
</span><span class="cx"> 
</span><span class="cx">     RefPtr&lt;CallbackAggregator&gt; callbackAggregator = adoptRef(new CallbackAggregator(WTFMove(completionHandler)));
</span><span class="cx">     
</span><del>-#if ENABLE(VIDEO)
</del><span class="cx">     if (dataTypes.contains(WebsiteDataType::DiskCache)) {
</span><ins>+        StringCapture mediaCacheDirectory { m_mediaCacheDirectory };
</ins><span class="cx">         HashSet&lt;RefPtr&lt;WebCore::SecurityOrigin&gt;&gt; origins;
</span><span class="cx">         for (const auto&amp; dataRecord : dataRecords) {
</span><span class="cx">             for (const auto&amp; origin : dataRecord.origins)
</span><span class="cx">                 origins.add(origin);
</span><span class="cx">         }
</span><span class="cx">         
</span><ins>+#if ENABLE(VIDEO)
</ins><span class="cx">         callbackAggregator-&gt;addPendingCallback();
</span><del>-        m_queue-&gt;dispatch([origins, mediaCacheDirectory = m_mediaCacheDirectory.isolatedCopy(), callbackAggregator] {
-            WebCore::HTMLMediaElement::clearMediaCacheForOrigins(mediaCacheDirectory, origins);
</del><ins>+        m_queue-&gt;dispatch([origins, mediaCacheDirectory, callbackAggregator] {
+            WebCore::HTMLMediaElement::clearMediaCacheForOrigins(mediaCacheDirectory.string(), origins);
</ins><span class="cx">             
</span><span class="cx">             WTF::RunLoop::main().dispatch([callbackAggregator] {
</span><span class="cx">                 callbackAggregator-&gt;removePendingCallback();
</span><span class="cx">             });
</span><span class="cx">         });
</span><ins>+#endif
</ins><span class="cx">     }
</span><del>-#endif
</del><span class="cx">     
</span><span class="cx">     auto networkProcessAccessType = computeNetworkProcessAccessTypeForDataRemoval(dataTypes, !isPersistent());
</span><span class="cx">     if (networkProcessAccessType != ProcessAccessType::None) {
</span><span class="lines">@@ -873,6 +892,9 @@
</span><span class="cx">     }
</span><span class="cx"> 
</span><span class="cx">     if (dataTypes.contains(WebsiteDataType::OfflineWebApplicationCache) &amp;&amp; isPersistent()) {
</span><ins>+        StringCapture applicationCacheDirectory { m_applicationCacheDirectory };
+        StringCapture applicationCacheFlatFileSubdirectoryName { m_applicationCacheFlatFileSubdirectoryName };
+
</ins><span class="cx">         HashSet&lt;RefPtr&lt;WebCore::SecurityOrigin&gt;&gt; origins;
</span><span class="cx">         for (const auto&amp; dataRecord : dataRecords) {
</span><span class="cx">             for (const auto&amp; origin : dataRecord.origins)
</span><span class="lines">@@ -880,8 +902,8 @@
</span><span class="cx">         }
</span><span class="cx"> 
</span><span class="cx">         callbackAggregator-&gt;addPendingCallback();
</span><del>-        m_queue-&gt;dispatch([origins, applicationCacheDirectory = m_applicationCacheDirectory.isolatedCopy(), applicationCacheFlatFileSubdirectoryName = m_applicationCacheFlatFileSubdirectoryName.isolatedCopy(), callbackAggregator] {
-            auto storage = WebCore::ApplicationCacheStorage::create(applicationCacheDirectory, applicationCacheFlatFileSubdirectoryName);
</del><ins>+        m_queue-&gt;dispatch([origins, applicationCacheDirectory, applicationCacheFlatFileSubdirectoryName, callbackAggregator] {
+            auto storage = WebCore::ApplicationCacheStorage::create(applicationCacheDirectory.string(), applicationCacheFlatFileSubdirectoryName.string());
</ins><span class="cx"> 
</span><span class="cx">             for (const auto&amp; origin : origins)
</span><span class="cx">                 storage-&gt;deleteCacheForOrigin(*origin);
</span><span class="lines">@@ -893,6 +915,8 @@
</span><span class="cx">     }
</span><span class="cx"> 
</span><span class="cx">     if (dataTypes.contains(WebsiteDataType::WebSQLDatabases) &amp;&amp; isPersistent()) {
</span><ins>+        StringCapture webSQLDatabaseDirectory { m_webSQLDatabaseDirectory };
+
</ins><span class="cx">         HashSet&lt;RefPtr&lt;WebCore::SecurityOrigin&gt;&gt; origins;
</span><span class="cx">         for (const auto&amp; dataRecord : dataRecords) {
</span><span class="cx">             for (const auto&amp; origin : dataRecord.origins)
</span><span class="lines">@@ -900,8 +924,8 @@
</span><span class="cx">         }
</span><span class="cx"> 
</span><span class="cx">         callbackAggregator-&gt;addPendingCallback();
</span><del>-        m_queue-&gt;dispatch([origins, callbackAggregator, webSQLDatabaseDirectory = m_webSQLDatabaseDirectory.isolatedCopy()] {
-            auto databaseTracker = WebCore::DatabaseTracker::trackerWithDatabasePath(webSQLDatabaseDirectory);
</del><ins>+        m_queue-&gt;dispatch([origins, callbackAggregator, webSQLDatabaseDirectory] {
+            auto databaseTracker = WebCore::DatabaseTracker::trackerWithDatabasePath(webSQLDatabaseDirectory.string());
</ins><span class="cx"> 
</span><span class="cx">             for (const auto&amp; origin : origins)
</span><span class="cx">                 databaseTracker-&gt;deleteOrigin(origin.get());
</span><span class="lines">@@ -926,6 +950,7 @@
</span><span class="cx"> #endif
</span><span class="cx"> 
</span><span class="cx">     if (dataTypes.contains(WebsiteDataType::MediaKeys) &amp;&amp; isPersistent()) {
</span><ins>+        StringCapture mediaKeysStorageDirectory { m_mediaKeysStorageDirectory };
</ins><span class="cx">         HashSet&lt;RefPtr&lt;WebCore::SecurityOrigin&gt;&gt; origins;
</span><span class="cx">         for (const auto&amp; dataRecord : dataRecords) {
</span><span class="cx">             for (const auto&amp; origin : dataRecord.origins)
</span><span class="lines">@@ -933,9 +958,9 @@
</span><span class="cx">         }
</span><span class="cx"> 
</span><span class="cx">         callbackAggregator-&gt;addPendingCallback();
</span><del>-        m_queue-&gt;dispatch([mediaKeysStorageDirectory = m_mediaKeysStorageDirectory.isolatedCopy(), callbackAggregator, origins] {
</del><ins>+        m_queue-&gt;dispatch([mediaKeysStorageDirectory, callbackAggregator, origins] {
</ins><span class="cx"> 
</span><del>-            removeMediaKeys(mediaKeysStorageDirectory, origins);
</del><ins>+            removeMediaKeys(mediaKeysStorageDirectory.string(), origins);
</ins><span class="cx"> 
</span><span class="cx">             RunLoop::main().dispatch([callbackAggregator] {
</span><span class="cx">                 callbackAggregator-&gt;removePendingCallback();
</span></span></pre>
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