RESOLVED FIXED 209010
Cache the ScrollView platformWidget to avoid [WebAccessibilityObjectWrapper scrollViewParent] hitting the main thread too often. 
https://bugs.webkit.org/show_bug.cgi?id=209010
Summary Cache the ScrollView platformWidget to avoid [WebAccessibilityObjectWrapper s...
Andres Gonzalez
Reported 2020-03-12 12:38:52 PDT
Cache the ScrollView platformWidget to avoid [WebAccessibilityObjectWrapper scrollViewParent] hitting the main thread too often.
Attachments
Patch (13.32 KB, patch)
2020-03-12 12:56 PDT, Andres Gonzalez 		no flags
DetailsFormatted DiffDiff
View All Add attachment proposed patch, testcase, etc.
Andres Gonzalez
Comment 1 2020-03-12 12:56:52 PDT
Created attachment 393402 [details] Patch
chris fleizach
Comment 2 2020-03-12 13:10:30 PDT
Comment on attachment 393402 [details] Patch this looks like it will work. holding onto a NSView off the main thread shouldn't be problematic in and of itself. however, if AppKit makes ax calls on that object outside of WebKit it might require a change in AppKit
WebKit Commit Bot
Comment 3 2020-03-12 14:12:18 PDT
Comment on attachment 393402 [details] Patch Clearing flags on attachment: 393402 Committed r258356: <https://trac.webkit.org/changeset/258356>
WebKit Commit Bot
Comment 4 2020-03-12 14:12:20 PDT
All reviewed patches have been landed. Closing bug.
Radar WebKit Bug Importer
Comment 5 2020-03-12 14:13:14 PDT
<rdar://problem/60386610>
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