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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - REGRESSION(r190262): User media unit test failures after r190262"
   href="https://bugs.webkit.org/show_bug.cgi?id=149580#c4">Comment # 4</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - REGRESSION(r190262): User media unit test failures after r190262"
   href="https://bugs.webkit.org/show_bug.cgi?id=149580">bug 149580</a>
              from <span class="vcard"><a class="email" href="mailto:eric.carlson&#64;apple.com" title="Eric Carlson &lt;eric.carlson&#64;apple.com&gt;"> <span class="fn">Eric Carlson</span></a>
</span></b>
        <pre>(In reply to <a href="show_bug.cgi?id=149580#c1">comment #1</a>)
<span class="quote">&gt; It seems some layout tests are also affected:
&gt; 
&gt; 01:50:49.322 5644 worker/1
&gt; fast/mediastream/MediaStreamTrackEvent-constructor.html crashed, (stderr
&gt; lines):
&gt; 01:50:49.322 5644   1   0x7fda8ab83687
&gt; /home/slave/webkitgtk/gtk-linux-64-release/build/WebKitBuild/Release/lib/
&gt; libjavascriptcoregtk-4.0.so.18(WTFCrash+0x17) [0x7fda8ab83687]
&gt; 01:50:49.322 5644   2   0x7fda365792f5
&gt; /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/Release/
&gt; lib/libTestRunnerInjectedBundle.so(+0xd62f5) [0x7fda365792f5]
&gt; 01:50:49.322 5644   3   0x7fda8cd68eb7
&gt; /home/slave/webkitgtk/gtk-linux-64-release/build/WebKitBuild/Release/lib/
&gt; libwebkit2gtk-4.0.so.37(_ZN7WebCore10TimerEvent10timerFiredEv+0x17)
&gt; [0x7fda8cd68eb7]
&gt; 01:50:49.322 5644   4   0x7fda8cca6d4f
&gt; /home/slave/webkitgtk/gtk-linux-64-release/build/WebKitBuild/Release/lib/
&gt; libwebkit2gtk-4.0.so.
&gt; 37(_ZN7WebCore12ThreadTimers24sharedTimerFiredInternalEv+0xaf)
&gt; [0x7fda8cca6d4f]
&gt; 01:50:49.323 5644   5   0x7fda8abc4a55
&gt; /home/slave/webkitgtk/gtk-linux-64-release/build/WebKitBuild/Release/lib/
&gt; libjavascriptcoregtk-4.0.so.
&gt; 18(_ZN3WTF15GMainLoopSource12voidCallbackEv+0x295) [0x7fda8abc4a55]
&gt; 01:50:49.323 5644   6   0x7fda8abc300a
&gt; /home/slave/webkitgtk/gtk-linux-64-release/build/WebKitBuild/Release/lib/
&gt; libjavascriptcoregtk-4.0.so.
&gt; 18(_ZN3WTF15GMainLoopSource18voidSourceCallbackEPS0_+0xa) [0x7fda8abc300a]
&gt; 01:50:49.323 5644   7   0x7fda8abc304e
&gt; /home/slave/webkitgtk/gtk-linux-64-release/build/WebKitBuild/Release/lib/
&gt; libjavascriptcoregtk-4.0.so.18(+0x85f04e) [0x7fda8abc304e]
&gt; 01:50:49.323 5644   8   0x7fda87feca26
&gt; /home/slave/webkitgtk/gtk-linux-64-release/build/WebKitBuild/DependenciesGTK/
&gt; Root/lib64/libglib-2.0.so.0(+0x53a26) [0x7fda87feca26]
&gt; 01:50:49.323 5644   9   0x7fda87fed854
&gt; /home/slave/webkitgtk/gtk-linux-64-release/build/WebKitBuild/DependenciesGTK/
&gt; Root/lib64/libglib-2.0.so.0(g_main_context_dispatch+0x33) [0x7fda87fed854]
&gt; 01:50:49.323 5644   10  0x7fda87feda39
&gt; /home/slave/webkitgtk/gtk-linux-64-release/build/WebKitBuild/DependenciesGTK/
&gt; Root/lib64/libglib-2.0.so.0(+0x54a39) [0x7fda87feda39]
&gt; 01:50:49.323 5644   11  0x7fda87fede60
&gt; /home/slave/webkitgtk/gtk-linux-64-release/build/WebKitBuild/DependenciesGTK/
&gt; Root/lib64/libglib-2.0.so.0(g_main_loop_run+0x1d7) [0x7fda87fede60]
&gt; 01:50:49.323 5644   12  0x7fda8d8e98a0
&gt; /home/slave/webkitgtk/gtk-linux-64-release/build/WebKitBuild/Release/lib/
&gt; libwebkit2gtk-4.0.so.37(_ZN3WTF7RunLoop3runEv+0x120) [0x7fda8d8e98a0]
&gt; 01:50:49.323 5644   13  0x7fda8c4551f2
&gt; /home/slave/webkitgtk/gtk-linux-64-release/build/WebKitBuild/Release/lib/
&gt; libwebkit2gtk-4.0.so.37(WebProcessMainUnix+0x1e2) [0x7fda8c4551f2]
&gt; 01:50:49.323 5644   14  0x7fda83f2ab45
&gt; /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5) [0x7fda83f2ab45]
&gt; 01:50:49.323 5644   15  0x400c25
&gt; /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/Release/
&gt; bin/WebKitWebProcess() [0x400c25]
&gt; 01:50:49.326 5566 [16963/37088]
&gt; fast/mediastream/MediaStreamTrackEvent-constructor.html failed unexpectedly
&gt; (WebProcess crashed)</span >

I see this crash:
WTFCrash + 39 (Assertions.cpp:321)
WebCore::Supplementable&lt;WebCore::Page&gt;::provideSupplement(char const*, std::__1::unique_ptr&lt;WebCore::Supplement&lt;WebCore::Page&gt;, std::__1::default_delete&lt;WebCore::Supplement&lt;WebCore::Page&gt; &gt; &gt;) + 146 (Supplementable.h:102)
WebCore::Supplement&lt;WebCore::Page&gt;::provideTo(WebCore::Supplementable&lt;WebCore::Page&gt;*, char const*, std::__1::unique_ptr&lt;WebCore::Supplement&lt;WebCore::Page&gt;, std::__1::default_delete&lt;WebCore::Supplement&lt;WebCore::Page&gt; &gt; &gt;) + 424 (Supplementable.h:87)
WebCore::provideUserMediaTo(WebCore::Page*, WebCore::UserMediaClient*) + 700 (UserMediaController.cpp:49)
WebCore::Internals::Internals(WebCore::Document*) + 630 (Internals.cpp:365)
WebCore::Internals::Internals(WebCore::Document*) + 29 (Internals.cpp:365)

Is this crash new with r190262, or could it have been caused by r190061?</pre>
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