Bug 216294

Summary: REGRESSION (Async overflow scroll): Truncated scrollbars in facebook chat
Product: WebKit Reporter: Simon Fraser (smfr) <simon.fraser>
Component: ScrollingAssignee: Simon Fraser (smfr) <simon.fraser>
Status: RESOLVED FIXED    
Severity: Normal CC: changseok, esprehn+autocc, ews-watchlist, fred.wang, glenn, koivisto, kondapallykalyan, pdr, simon.fraser, thorton, webkit-bug-importer, zalan
Priority: P2 Keywords: InRadar
Version: Safari Technology Preview   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
Patch
none
Patch
koivisto: review+
Patch
ews-feeder: commit-queue-
Patch none

Simon Fraser (smfr)
Reported 2020-09-08 17:02:06 PDT
Content inside a non-stacking context overflow:scroll can overlap overlay scrollbars.
Attachments
Patch (50.97 KB, patch)
2020-09-08 17:31 PDT, Simon Fraser (smfr) 		no flags
DetailsFormatted DiffDiff
Patch (91.24 KB, patch)
2020-09-08 20:25 PDT, Simon Fraser (smfr) 		koivisto: review+
DetailsFormatted DiffDiff
Patch (91.46 KB, patch)
2020-09-09 12:58 PDT, Simon Fraser (smfr) 		ews-feeder: commit-queue-
DetailsFormatted DiffDiff
Patch (89.56 KB, patch)
2020-09-09 21:00 PDT, Simon Fraser (smfr) 		no flags
DetailsFormatted DiffDiff
Show Obsolete (2) View All Add attachment proposed patch, testcase, etc.
Simon Fraser (smfr)
Comment 1 2020-09-08 17:31:42 PDT
Created attachment 408294 [details] Patch
Simon Fraser (smfr)
Comment 2 2020-09-08 17:32:17 PDT
rdar://problem/61918702
Simon Fraser (smfr)
Comment 3 2020-09-08 20:25:59 PDT
Created attachment 408307 [details] Patch
Simon Fraser (smfr)
Comment 4 2020-09-09 12:58:33 PDT
Created attachment 408359 [details] Patch
Simon Fraser (smfr)
Comment 5 2020-09-09 21:00:54 PDT
Created attachment 408409 [details] Patch
EWS
Comment 6 2020-09-10 08:22:10 PDT
Committed r266825: <https://trac.webkit.org/changeset/266825> All reviewed patches have been landed. Closing bug and clearing flags on attachment 408409 [details].
Simon Fraser (smfr)
Comment 7 2020-09-10 12:24:22 PDT
Logging fix in https://trac.webkit.org/changeset/266884/webkit
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