Use nullptr in regions code, following the missed nullptr in https://bugs.webkit.org/show_bug.cgi?id=136918.
Created attachment 238480 [details] Patch
Comment on attachment 238480 [details] Patch r=me
Comment on attachment 238480 [details] Patch Clearing flags on attachment: 238480 Committed r173835: <http://trac.webkit.org/changeset/173835>
All reviewed patches have been landed. Closing bug.