This includes a dummy implementation of setContextLostCallback. It will be changed to abstract once chromium-side changes land.
Created attachment 80154 [details] Patch
Comment on attachment 80154 [details] Patch This looks OK to me. I'll r+ it but wait to cq+ it until it passes the EWS bots and Darin takes a brief look.
Comment on attachment 80154 [details] Patch I guess Darin is busy; this looks fine.
Comment on attachment 80154 [details] Patch Clearing flags on attachment: 80154 Committed r76862: <http://trac.webkit.org/changeset/76862>
All reviewed patches have been landed. Closing bug.