Revert 55472 - WebKit Roll 64970:64990
Revert 55472 - WebKit Roll 64970:64990

BUG=none
TEST=none
TBR=hamaji

Review URL: http://codereview.chromium.org/3013070

TBR=jianli@chromium.org
Review URL: http://codereview.chromium.org/3108002

git-svn-id: http://src.chromium.org/svn/trunk/src@55524 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 6417f6f7ca946238af6f349911fc2e011de8a66f
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser