Bug 198341

Summary: Need to call FrameView::updateTiledBackingAdaptiveSizing() for scrollable iframes
Product: WebKit Reporter: Simon Fraser (smfr) <simon.fraser>
Component: CompositingAssignee: Nobody <webkit-unassigned>
Status: NEW    
Severity: Normal CC: koivisto, simon.fraser, thorton
Priority: P2    
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   

Simon Fraser (smfr)
Reported 2019-05-29 10:39:11 PDT
We never call FrameView::updateTiledBackingAdaptiveSizing() on scrollable iframe, so we don't pick a good tile size for them like we do the main frame.
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