According to this discussion https://bugs.webkit.org/show_bug.cgi?id=100812 I would like to roll it out for a while.
Created attachment 172907 [details] Patch
Ah, test fails... I need to check this more.
Created attachment 172921 [details] Patch
Created attachment 172922 [details] Patch
Committed r133841: <http://trac.webkit.org/changeset/133841>
Re-opened since this is blocked by bug 101542
These patches were innocent. Closed.