[Webkit-unassigned] [Bug 121537] Crashed while visit http://html5video.org/wiki/HTML5_Demos

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=121537





--- Comment #5 from Xueqing Huang <xqhuang.webkit at gmail.com>  2013-09-18 19:23:07 PST ---
(In reply to comment #4)
> (From update of attachment 211979 [details])
> View in context: https://bugs.webkit.org/attachment.cgi?id=211979&action=review
> 
> > Source/WebCore/bindings/js/JSNodeCustom.cpp:115
> > +            // If QuickTime didn't installed, |MediaPlayer::isAvailable()| return false in
> > +            // |audioConstructor| then HTMLUnknowElement was created to instead HTMLAudioElement.
> 
> Why does paused return false for HTMLUnknownElement?

The problem was HTMLUnknownElement has not paused() member function, We convert HTMLUnknownElement to HTMLAudioElement illegally then call paused() will crash.

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