WebKit roll 55380:55396.
WebKit roll 55380:55396.

TEST=none
BUG=none
TBR=darin

Review URL: http://codereview.chromium.org/661350

git-svn-id: http://src.chromium.org/svn/trunk/src@40355 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 59fd6d80f7caf48fdef7fef3616b825f438d7021
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