[Webkit-unassigned] [Bug 75593] null-check variable page before using it in FrameView::notifyPageThatContentAreaWillPaint.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=75593





--- Comment #4 from Yongjun Zhang <yongjun_zhang at apple.com>  2012-01-05 14:36:12 PST ---
(In reply to comment #3)
> (From update of attachment 121199 [details])
> There are several other places in FrameView.cpp that don't do the null check.
> 
> It would be strange if a pageless frame were to be painted! Does this fix an actual crash?

It fixed a hard-to-reproduce crash in iOS.

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