Bug 78020

Summary: [Chromium] REGRESSION(r101854): Causing large amounts of unnecessary repainting.
Product: WebKit Reporter: David Reveman <reveman>
Component: WebCore Misc.Assignee: David Reveman <reveman>
Status: RESOLVED FIXED    
Severity: Normal CC: cc-bugs, jamesr, klobag, nduca, vangelis, wangxianzhu, webkit.review.bot
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
Patch
none
Patch none

David Reveman
Reported 2012-02-07 12:35:23 PST
http://trac.webkit.org/changeset/101854 is causing a performance regression by forcing large amounts of repainting. See http://code.google.com/p/chromium/issues/detail?id=112009 for more details.
Attachments
Patch (7.36 KB, patch)
2012-02-07 12:46 PST, David Reveman 		no flags
DetailsFormatted DiffDiff
Patch (7.53 KB, patch)
2012-02-07 13:32 PST, David Reveman 		no flags
DetailsFormatted DiffDiff
Show Obsolete (1) View All Add attachment proposed patch, testcase, etc.
David Reveman
Comment 1 2012-02-07 12:46:55 PST
Created attachment 125902 [details] Patch
Vangelis Kokkevis
Comment 2 2012-02-07 12:53:42 PST
Comment on attachment 125902 [details] Patch Looks good. Thanks!
James Robinson
Comment 3 2012-02-07 13:03:32 PST
Comment on attachment 125902 [details] Patch Looks good to me too, set r? cq? if you're ready to land this.
David Reveman
Comment 4 2012-02-07 13:32:10 PST
Created attachment 125915 [details] Patch
David Reveman
Comment 5 2012-02-07 13:34:20 PST
(In reply to comment #3) > (From update of attachment 125902 [details]) > Looks good to me too, set r? cq? if you're ready to land this. New patch is ready to land. The updated patch just adds another check to the unit test to make sure we don't regress again.
David Reveman
Comment 6 2012-02-07 15:03:24 PST
*** Bug 77375 has been marked as a duplicate of this bug. ***
WebKit Review Bot
Comment 7 2012-02-07 17:03:23 PST
Comment on attachment 125915 [details] Patch Clearing flags on attachment: 125915 Committed r107014: <http://trac.webkit.org/changeset/107014>
WebKit Review Bot
Comment 8 2012-02-07 17:03:30 PST
All reviewed patches have been landed. Closing bug.
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