[Webkit-unassigned] [Bug 252186] New: Make mainFrame() return an AbstractFrame

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=252186

            Bug ID: 252186
           Summary: Make mainFrame() return an AbstractFrame
           Product: WebKit
           Version: Other
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Keywords: InRadar
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: chirag_m_shah at apple.com

In support for Website isolation, we need to tweak Frame::mainFrame() so that it returns an AbstractFrame object instead of a Frame, and then callers will have to deal with both LocalFrame and RemoteFrame.

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