Bug 179871

Summary:

Remove slow repaint object from FrameView when style changes.

Product:

WebKit

Reporter:

zalan <zalan>

Component:

Layout and Rendering

Assignee:

zalan <zalan>

Status:

RESOLVED FIXED

Severity:

Normal

CC:

bfulgham, commit-queue, ddkilzer, koivisto, simon.fraser, zalan

Priority:

Keywords:

InRadar

Version:

WebKit Nightly Build

Hardware:

Unspecified

OS:

Unspecified

Attachments:

Description	Flags
Patch	none

zalan

Reported 2017-11-18 21:19:31 PST

rdar://problem/34949171

Attachments
Patch (8.86 KB, patch) 2017-11-19 18:34 PST, zalan	no flags	Details Formatted Diff Diff
View All Add attachment proposed patch, testcase, etc.

zalan

Comment 1 2017-11-19 18:34:45 PST

Created attachment 327353 [details] Patch

zalan

Comment 2 2017-11-19 18:35:46 PST

Comment on attachment 327353 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=327353&action=review > Source/WebCore/rendering/RenderElement.cpp:921 > + if (drawsRootBackground && newStyle.hasEntirelyFixedBackground() && view().compositor().supportsFixedRootBackgroundCompositing()) > + newStyleSlowScroll = false; or simply newStyleSlowScroll = !((drawsRootBackground && newStyle.hasEntirelyFixedBackground() && view().compositor().supportsFixedRootBackgroundCompositing()));

WebKit Commit Bot

Comment 3 2017-11-20 09:19:00 PST

Comment on attachment 327353 [details] Patch Clearing flags on attachment: 327353 Committed r225052: <https://trac.webkit.org/changeset/225052>

WebKit Commit Bot

Comment 4 2017-11-20 09:19:02 PST

All reviewed patches have been landed. Closing bug.

Note You need to log in before you can comment on or make changes to this bug.