This clean up is the second step to fix the bug https://bugs.webkit.org/show_bug.cgi?id=152939.
Created attachment 269361 [details] Patch
It would be nice to get some data on whether 32 cached colors is enough. It's certainly not for some of the benchmarks.
Comment on attachment 269361 [details] Patch Clearing flags on attachment: 269361 Committed r195392: <http://trac.webkit.org/changeset/195392>
All reviewed patches have been landed. Closing bug.