Sometimes when focusing on an input field, one zoom animation happens, then another occurs right after from the starting scale value of the first.
Created attachment 178233 [details] Patch
Comment on attachment 178233 [details] Patch LGTM.
Comment on attachment 178233 [details] Patch Clearing flags on attachment: 178233 Committed r136961: <http://trac.webkit.org/changeset/136961>
All reviewed patches have been landed. Closing bug.