Bug 140264 - [iOS][WK2] Push content bounds on layer tree commit to prevent drawing stale fixed position rects
Summary: [iOS][WK2] Push content bounds on layer tree commit to prevent drawing stale ...
Status: RESOLVED FIXED
Alias: None
Product: WebKit
Classification: Unclassified
Component: WebKit2 (show other bugs)
Version: 528+ (Nightly build)
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Martin Hock
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2015-01-08 13:36 PST by Martin Hock
Modified: 2015-01-12 16:30 PST (History)
1 user (show)

See Also:

Attachments
patch (1.45 KB, patch)
2015-01-08 13:40 PST, Martin Hock 		benjamin: review+
benjamin: commit-queue-
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Description Martin Hock 2015-01-08 13:36:50 PST 
[iOS][WK2] Push content bounds on layer tree commit to prevent drawing stale fixed position rects
Comment 1 Martin Hock 2015-01-08 13:40:50 PST 
Created attachment 244290 [details]
patch
Comment 2 Benjamin Poulain 2015-01-08 13:59:39 PST 
Comment on attachment 244290 [details]
patch

View in context: https://bugs.webkit.org/attachment.cgi?id=244290&action=review

> Source/WebKit2/ChangeLog:8
> +

You should give the complete explanation of what is going wrong in the buggy case.

This is a tricky bug. At some point in the future, someone will wonder why we are pushing a VisibleContentRect updates on LayerTree commit. She/he should be able to get back this changelog and fully understand the problem.
Comment 3 Martin Hock 2015-01-12 16:30:50 PST 
Committed r178307: <http://trac.webkit.org/changeset/178307>