We should set CanvasAgent in InstrumentingAgents from enable() command and remove from disable(), instead of doing this in constructor and destructor. Patch to follow.
Created attachment 165386 [details] Patch
Comment on attachment 165386 [details] Patch Clearing flags on attachment: 165386 Committed r129374: <http://trac.webkit.org/changeset/129374>
All reviewed patches have been landed. Closing bug.