[Webkit-unassigned] [Bug 117733] [WK2][GTK] ASSERTION in WebKit::LayerTreeHostGtk::invalidate

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=117733





--- Comment #8 from Martin Robinson <mrobinson at webkit.org>  2013-07-04 09:27:40 PST ---
(In reply to comment #4)
> Created an attachment (id=205891)
 --> (https://bugs.webkit.org/attachment.cgi?id=205891&action=review) [details]
> Patch
> 
> I think that m_isValid is incorrectly set to false if the GL context
> cannot be created (which happens if e.g. the display does not support
> XDamage or Xcomposite).
> 
> That doesn't really do anything other than breaking the assertion in
> LayerTreeHostGtk::invalidate().

Perhaps the solution for this is to check host->m_isValid in LayerTreeHostGtk::create and return null from that factory if it's false.

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