[Webkit-unassigned] [Bug 72078] [Chromium] Compositing with full sized fixed div causes heavy repaints

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=72078





--- Comment #10 from Xianzhu Wang <wangxianzhu at chromium.org>  2012-01-05 10:52:04 PST ---
(In reply to comment #8)
> (From update of attachment 121036 [details])
> View in context: https://bugs.webkit.org/attachment.cgi?id=121036&action=review
> 
> I'm guessing the issue here is texture use that's higher than the reclaim limit but lower than the absolute limit, right?

Yes.

> This change seems reasonable to me, although it's effectively making the reclaim limit much weaker. I think you definitely need tests for a subtle behavior change like this.
> 
> > Source/WebKit/chromium/ChangeLog:12
> > +        No new tests as it doesn't change any functionality.
> 
> you definitely are changing functionality, so a test would be nice

I'll add unit test for the patch.

As this bug has several reasons, and the patch just resolves one of them, I'll create separate bugs for each reason.

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