Bug 158772

Summary: Remove fixed positioned descendants when RenderView is no longer the containing block.
Product: WebKit Reporter: zalan <zalan>
Component: Layout and RenderingAssignee: Nobody <webkit-unassigned>
Status: NEW ---    
Severity: Normal CC: hyatt, simon.fraser
Priority: P2    
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
Test case none

Description zalan 2016-06-14 19:58:56 PDT
Created attachment 281317 [details]
Test case

When the new containing block for fixed positioned elements has the position set to !static (relative, absolute etc), we don't remove the the fixed descendants from the RenderView.