RESOLVED FIXED 208625
Make m_viewportConstrainedObjects into a WeakHashSet 
https://bugs.webkit.org/show_bug.cgi?id=208625
Summary Make m_viewportConstrainedObjects into a WeakHashSet
Simon Fraser (smfr)
Reported 2020-03-04 22:00:16 PST
Make m_viewportConstrainedObjects into a WeakHashSet
Attachments
Patch (10.51 KB, patch)
2020-03-04 22:00 PST, Simon Fraser (smfr) 		no flags
DetailsFormatted DiffDiff
Patch (10.88 KB, patch)
2020-03-05 09:08 PST, Simon Fraser (smfr) 		koivisto: review+
DetailsFormatted DiffDiff
Patch (11.48 KB, patch)
2020-03-05 09:19 PST, Simon Fraser (smfr) 		no flags
DetailsFormatted DiffDiff
Show Obsolete (1) View All Add attachment proposed patch, testcase, etc.
Simon Fraser (smfr)
Comment 1 2020-03-04 22:00:45 PST
Created attachment 392535 [details] Patch
Ryosuke Niwa
Comment 2 2020-03-04 22:05:27 PST
Comment on attachment 392535 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=392535&action=review > Source/WebCore/page/FrameView.h:301 > - bool hasViewportConstrainedObjects() const { return m_viewportConstrainedObjects && m_viewportConstrainedObjects->size() > 0; } > + bool hasViewportConstrainedObjects() const { return m_viewportConstrainedObjects && m_viewportConstrainedObjects->computeSize(); } Use !m_viewportConstrainedObjects->computeEmpty() instead. computeSize() will iterate over the entire map.
Simon Fraser (smfr)
Comment 3 2020-03-05 09:08:59 PST
Created attachment 392580 [details] Patch
Antti Koivisto
Comment 4 2020-03-05 09:11:38 PST
Comment on attachment 392580 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=392580&action=review > Source/WebCore/page/FrameView.h:299 > + typedef WeakHashSet<RenderLayerModelObject> ViewportConstrainedObjectSet; using ViewportConstrainedObjectSet = WeakHashSet<RenderLayerModelObject>; reads better though I'm not sure this is needed in the first place.
Simon Fraser (smfr)
Comment 5 2020-03-05 09:19:04 PST
Created attachment 392583 [details] Patch
WebKit Commit Bot
Comment 6 2020-03-05 11:06:24 PST
Comment on attachment 392583 [details] Patch Clearing flags on attachment: 392583 Committed r257933: <https://trac.webkit.org/changeset/257933>
Radar WebKit Bug Importer
Comment 7 2020-03-05 11:45:16 PST
<rdar://problem/60093382>
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