Null check HistoryItems given to loadDifferentDocumentItem
Created attachment 373675 [details] Patch
<rdar://problem/49884391>
Comment on attachment 373675 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=373675&action=review > Source/WebCore/loader/FrameLoader.cpp:3874 > + if (item) Should we add a debug assertion / release logging when item is null?
http://trac.webkit.org/r247266