[Webkit-unassigned] [Bug 73472] New: [MutationObservers] Make WebKitMutationObserver::deliverAllMutations() tolerant of re-entrant calls

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=73472

           Summary: [MutationObservers] Make
                    WebKitMutationObserver::deliverAllMutations() tolerant
                    of re-entrant calls
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: HTML DOM
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: rafaelw at chromium.org
                CC: sam at webkit.org, ojan at chromium.org, rniwa at webkit.org,
                    adamk at chromium.org
            Blocks: 68729


In effect, deliverAllMutations() needs to prevent each delivery from, itself, causing deliverAllMutations().

The code happens to be structured right now in such a way that it's behavior is still semantically correct, but we should avoid having multiple calls on this static on the stack.

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