[Webkit-unassigned] [Bug 147128] New: RemoteLayerTreeDisplayRefreshMonitor occasionally outlives its RemoteLayerTreeDrawingArea

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=147128

            Bug ID: 147128
           Summary: RemoteLayerTreeDisplayRefreshMonitor occasionally
                    outlives its RemoteLayerTreeDrawingArea
    Classification: Unclassified
           Product: WebKit
           Version: 528+ (Nightly build)
          Hardware: iOS
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebCore Misc.
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: wenson_hsieh at apple.com

A RemoteLayerTreeDisplayRefreshMonitor's RemoteLayerTreeDrawingArea should always outlive it. However, as the crash in https://bugs.webkit.org/show_bug.cgi?id=147124 demonstrated, this is not always the case. Discover why this occurs on pages using requestAnimationFrame, and fix it.

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