Bug 191821

Summary: Composited and tiled layers fail to update on scrolling in WebView
Product: WebKit Reporter: Simon Fraser (smfr) <simon.fraser>
Component: New BugsAssignee: Simon Fraser (smfr) <simon.fraser>
Status: RESOLVED FIXED    
Severity: Normal CC: commit-queue, ews-watchlist, simon.fraser, webkit-bug-importer, zalan
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
Patch
none
Archive of layout-test-results from ews121 for ios-simulator-wk2
none
Patch zalan: review+

Simon Fraser (smfr)
Reported 2018-11-17 20:54:48 PST
Composited and tiled layers fail to update on scrolling in WebView
Attachments
Patch (12.49 KB, patch)
2018-11-17 21:06 PST, Simon Fraser (smfr) 		no flags
DetailsFormatted DiffDiff
Archive of layout-test-results from ews121 for ios-simulator-wk2 (2.48 MB, application/zip)
2018-11-17 23:11 PST, EWS Watchlist 		no flags
Details
Patch (16.66 KB, patch)
2018-11-27 12:28 PST, Simon Fraser (smfr) 		zalan: review+
DetailsFormatted DiffDiff
Show Obsolete (1) View All Add attachment proposed patch, testcase, etc.
Simon Fraser (smfr)
Comment 1 2018-11-17 21:06:15 PST
Created attachment 355227 [details] Patch
Simon Fraser (smfr)
Comment 2 2018-11-17 21:06:40 PST
<rdar://problem/46009272>
EWS Watchlist
Comment 3 2018-11-17 23:11:32 PST
Comment on attachment 355227 [details] Patch Attachment 355227 [details] did not pass ios-sim-ews (ios-simulator-wk2): Output: https://webkit-queues.webkit.org/results/10053576 New failing tests: compositing/backing/backing-store-attachment-scroll.html compositing/tiling/tile-coverage-on-scroll.html
EWS Watchlist
Comment 4 2018-11-17 23:11:34 PST
Created attachment 355230 [details] Archive of layout-test-results from ews121 for ios-simulator-wk2 The attached test failures were seen while running run-webkit-tests on the ios-sim-ews. Bot: ews121 Port: ios-simulator-wk2 Platform: Mac OS X 10.13.6
Simon Fraser (smfr)
Comment 5 2018-11-27 12:28:21 PST
Created attachment 355761 [details] Patch
zalan
Comment 6 2018-11-27 12:39:35 PST
Comment on attachment 355761 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=355761&action=review > Source/WebCore/page/FrameView.cpp:2468 > + if (RenderView* renderView = this->renderView()) { auto pls.
Simon Fraser (smfr)
Comment 7 2018-11-27 13:57:41 PST
https://trac.webkit.org/changeset/238575/webkit
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