[Webkit-unassigned] [Bug 119971] New: If the element's parent has position=fixed and perspective styles, it won't inherit parent's position=fixed style unless it has CSS transform style.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=119971

           Summary: If the element's parent has position=fixed and
                    perspective styles, it won't inherit parent's
                    position=fixed style unless it has CSS transform
                    style.
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: PC
        OS/Version: Windows 7
            Status: UNCONFIRMED
          Severity: Normal
          Priority: P3
         Component: CSS
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: zrxldl at gmail.com


If the element's parent has position=fixed and perspective styles, it won't inherit parent's position=fixed style unless it has CSS transform style.

Steps to reproduce:
1. Open the attached test files and try it on latest Chrome or Opera.
2. Scroll the scrollbar.

Expected results:
1. The green element is fixed in the window.

Actual results: 
2. The green element isn't fixed in the window.

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