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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/197390">197390</a></dd>
<dt>Author</dt> <dd>zandobersek@gmail.com</dd>
<dt>Date</dt> <dd>2016-02-29 23:39:23 -0800 (Mon, 29 Feb 2016)</dd>
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<h3>Log Message</h3>
<pre>ThreadedCompositor: clean up composition-specific resources before shutting down the thread
https://bugs.webkit.org/show_bug.cgi?id=154793

Reviewed by Carlos Garcia Campos.

* Shared/CoordinatedGraphics/threadedcompositor/ThreadedCompositor.cpp:
(WebKit::ThreadedCompositor::runCompositingThread): Before concluding the
compositing thread run, clean up all the resources that were allocated at
the start, and in the reverse order. Specifically, we now also deallocate
the CoordinatedGraphicsScene and the SimpleViewportController objects. This
way these are not deallocated on the main thread when the ThreadedCompositor
destructor would otherwise clean them up.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceWebKit2ChangeLog">trunk/Source/WebKit2/ChangeLog</a></li>
<li><a href="#trunkSourceWebKit2SharedCoordinatedGraphicsthreadedcompositorThreadedCompositorcpp">trunk/Source/WebKit2/Shared/CoordinatedGraphics/threadedcompositor/ThreadedCompositor.cpp</a></li>
</ul>

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<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceWebKit2ChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/ChangeLog (197389 => 197390)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/ChangeLog        2016-03-01 07:37:16 UTC (rev 197389)
+++ trunk/Source/WebKit2/ChangeLog        2016-03-01 07:39:23 UTC (rev 197390)
</span><span class="lines">@@ -1,5 +1,20 @@
</span><span class="cx"> 2016-02-29  Zan Dobersek  &lt;zdobersek@igalia.com&gt;
</span><span class="cx"> 
</span><ins>+        ThreadedCompositor: clean up composition-specific resources before shutting down the thread
+        https://bugs.webkit.org/show_bug.cgi?id=154793
+
+        Reviewed by Carlos Garcia Campos.
+
+        * Shared/CoordinatedGraphics/threadedcompositor/ThreadedCompositor.cpp:
+        (WebKit::ThreadedCompositor::runCompositingThread): Before concluding the
+        compositing thread run, clean up all the resources that were allocated at
+        the start, and in the reverse order. Specifically, we now also deallocate
+        the CoordinatedGraphicsScene and the SimpleViewportController objects. This
+        way these are not deallocated on the main thread when the ThreadedCompositor
+        destructor would otherwise clean them up.
+
+2016-02-29  Zan Dobersek  &lt;zdobersek@igalia.com&gt;
+
</ins><span class="cx">         ThreadSafeCoordinatedSurface: remove the unused private create() static method
</span><span class="cx">         https://bugs.webkit.org/show_bug.cgi?id=154792
</span><span class="cx"> 
</span></span></pre></div>
<a id="trunkSourceWebKit2SharedCoordinatedGraphicsthreadedcompositorThreadedCompositorcpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/WebKit2/Shared/CoordinatedGraphics/threadedcompositor/ThreadedCompositor.cpp (197389 => 197390)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/WebKit2/Shared/CoordinatedGraphics/threadedcompositor/ThreadedCompositor.cpp        2016-03-01 07:37:16 UTC (rev 197389)
+++ trunk/Source/WebKit2/Shared/CoordinatedGraphics/threadedcompositor/ThreadedCompositor.cpp        2016-03-01 07:39:23 UTC (rev 197390)
</span><span class="lines">@@ -331,8 +331,10 @@
</span><span class="cx"> 
</span><span class="cx">     {
</span><span class="cx">         LockHolder locker(m_terminateRunLoopConditionMutex);
</span><ins>+        m_context = nullptr;
+        m_scene = nullptr;
+        m_viewportController = nullptr;
</ins><span class="cx">         m_compositingRunLoop = nullptr;
</span><del>-        m_context = nullptr;
</del><span class="cx">         m_terminateRunLoopCondition.notifyOne();
</span><span class="cx">     }
</span><span class="cx"> 
</span></span></pre>
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