This parent process crash _should_ be fixed by bug 1563619. The problem here is that subframe crashes are crashing the parent process, so fixing 1563619 will probably introduce a number of new child process crashes.
Bug 1560106 Comment 17 Edit History
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This parent process crash _should_ be fixed by bug 1563619. The problem here is that subframe crashes are crashing the parent process, so fixing 1563619 will probably reveal a number of new child process crashes.