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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/199356">199356</a></dd>
<dt>Author</dt> <dd>carlosgc@webkit.org</dd>
<dt>Date</dt> <dd>2016-04-12 09:10:46 -0700 (Tue, 12 Apr 2016)</dd>
</dl>

<h3>Log Message</h3>
<pre>Merge <a href="http://trac.webkit.org/projects/webkit/changeset/197989">r197989</a> - CRASH at WebCore::RenderView::updateVisibleViewportRect
https://bugs.webkit.org/show_bug.cgi?id=155209
&lt;rdar://problem/23997530&gt;

Reviewed by Simon Fraser.

Source/WebCore:

Test: media/video-crash-invisible-autoplay-display-none.html

Between the time when the video element's renderer is created and destroyed, we may have unset the
InvisibleAutoplayNotPermitted restriction. So rather than check for that restriction before
unregistering for the &quot;visible in viewport&quot; notification, unregister only if the renderer
was previously registered.

* html/HTMLMediaElement.cpp:
(WebCore::HTMLMediaElement::willDetachRenderers):

LayoutTests:

(These files were mistakenly landed in a previous commit:)
* media/video-crash-invisible-autoplay-display-none-expected.txt: Added.
* media/video-crash-invisible-autoplay-display-none.html: Added.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#releasesWebKitGTKwebkit212LayoutTestsChangeLog">releases/WebKitGTK/webkit-2.12/LayoutTests/ChangeLog</a></li>
<li><a href="#releasesWebKitGTKwebkit212SourceWebCoreChangeLog">releases/WebKitGTK/webkit-2.12/Source/WebCore/ChangeLog</a></li>
<li><a href="#releasesWebKitGTKwebkit212SourceWebCorehtmlHTMLMediaElementcpp">releases/WebKitGTK/webkit-2.12/Source/WebCore/html/HTMLMediaElement.cpp</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="releasesWebKitGTKwebkit212LayoutTestsChangeLog"></a>
<div class="modfile"><h4>Modified: releases/WebKitGTK/webkit-2.12/LayoutTests/ChangeLog (199355 => 199356)</h4>
<pre class="diff"><span>
<span class="info">--- releases/WebKitGTK/webkit-2.12/LayoutTests/ChangeLog        2016-04-12 16:08:47 UTC (rev 199355)
+++ releases/WebKitGTK/webkit-2.12/LayoutTests/ChangeLog        2016-04-12 16:10:46 UTC (rev 199356)
</span><span class="lines">@@ -1,3 +1,15 @@
</span><ins>+2016-03-10  Jer Noble  &lt;jer.noble@apple.com&gt;
+
+        CRASH at WebCore::RenderView::updateVisibleViewportRect
+        https://bugs.webkit.org/show_bug.cgi?id=155209
+        &lt;rdar://problem/23997530&gt;
+
+        Reviewed by Simon Fraser.
+
+        (These files were mistakenly landed in a previous commit:)
+        * media/video-crash-invisible-autoplay-display-none-expected.txt: Added.
+        * media/video-crash-invisible-autoplay-display-none.html: Added.
+
</ins><span class="cx"> 2016-03-08  Brent Fulgham  &lt;bfulgham@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Local HTML should be blocked from localStorage access unless &quot;Disable Local File Restrictions&quot; is checked..
</span></span></pre></div>
<a id="releasesWebKitGTKwebkit212SourceWebCoreChangeLog"></a>
<div class="modfile"><h4>Modified: releases/WebKitGTK/webkit-2.12/Source/WebCore/ChangeLog (199355 => 199356)</h4>
<pre class="diff"><span>
<span class="info">--- releases/WebKitGTK/webkit-2.12/Source/WebCore/ChangeLog        2016-04-12 16:08:47 UTC (rev 199355)
+++ releases/WebKitGTK/webkit-2.12/Source/WebCore/ChangeLog        2016-04-12 16:10:46 UTC (rev 199356)
</span><span class="lines">@@ -1,3 +1,21 @@
</span><ins>+2016-03-10  Jer Noble  &lt;jer.noble@apple.com&gt;
+
+        CRASH at WebCore::RenderView::updateVisibleViewportRect
+        https://bugs.webkit.org/show_bug.cgi?id=155209
+        &lt;rdar://problem/23997530&gt;
+
+        Reviewed by Simon Fraser.
+
+        Test: media/video-crash-invisible-autoplay-display-none.html
+
+        Between the time when the video element's renderer is created and destroyed, we may have unset the
+        InvisibleAutoplayNotPermitted restriction. So rather than check for that restriction before
+        unregistering for the &quot;visible in viewport&quot; notification, unregister only if the renderer
+        was previously registered.
+
+        * html/HTMLMediaElement.cpp:
+        (WebCore::HTMLMediaElement::willDetachRenderers):
+
</ins><span class="cx"> 2016-03-10  Said Abou-Hallawa  &lt;sabouhallawa@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         REGRESSION: GuardMallloc crash in SVGListPropertyTearOff&lt;SVGPointList&gt;::processIncomingListItemWrapper
</span></span></pre></div>
<a id="releasesWebKitGTKwebkit212SourceWebCorehtmlHTMLMediaElementcpp"></a>
<div class="modfile"><h4>Modified: releases/WebKitGTK/webkit-2.12/Source/WebCore/html/HTMLMediaElement.cpp (199355 => 199356)</h4>
<pre class="diff"><span>
<span class="info">--- releases/WebKitGTK/webkit-2.12/Source/WebCore/html/HTMLMediaElement.cpp        2016-04-12 16:08:47 UTC (rev 199355)
+++ releases/WebKitGTK/webkit-2.12/Source/WebCore/html/HTMLMediaElement.cpp        2016-04-12 16:10:46 UTC (rev 199356)
</span><span class="lines">@@ -798,7 +798,7 @@
</span><span class="cx"> 
</span><span class="cx"> void HTMLMediaElement::willDetachRenderers()
</span><span class="cx"> {
</span><del>-    if (renderer() &amp;&amp; m_mediaSession-&gt;hasBehaviorRestriction(MediaElementSession::InvisibleAutoplayNotPermitted))
</del><ins>+    if (renderer())
</ins><span class="cx">         renderer()-&gt;unregisterForVisibleInViewportCallback();
</span><span class="cx"> }
</span><span class="cx"> 
</span></span></pre>
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