NEW 141863
previousLinePosition & nextLinePosition call editingIgnoresContent without checking if parentNode() is NULL 
https://bugs.webkit.org/show_bug.cgi?id=141863
Summary previousLinePosition & nextLinePosition call editingIgnoresContent without ch...
Doug Russell
Reported 2015-02-20 19:03:12 PST
editingIgnoresContent() expects a non null parent node in order to behave correctly and previousLinePosition & nextLinePosition aren't performing that check. This manifests regularly when navigating via cursor with accessibility enabled. (Not an accessibility bug, just happens to encounter it.)
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