Our change guard was preventing caret change notification to be sent to IMF. This put us out of state when a selection was deleted because it is not a simple single character deletion. Ensure that selection deletions always send a caret update
Created attachment 203056 [details] Patch
Comment on attachment 203056 [details] Patch Okay.
Comment on attachment 203056 [details] Patch Clearing flags on attachment: 203056 Committed r150914: <http://trac.webkit.org/changeset/150914>
All reviewed patches have been landed. Closing bug.