Turning timer back on, invalidating timer when removing from superview. Still playing with tab_cold perf test.
Turning timer back on, invalidating timer when removing from superview. Still playing with tab_cold perf test.

git-svn-id: http://src.chromium.org/svn/trunk/src@16609 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 8c49eaa3882f1febd5c178c3292681399b08fa43
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