Disabling a test that became flaky after WebKit roll.  Will investigate.
Disabling a test that became flaky after WebKit roll.  Will investigate.

BUG=none
TEST=none
TBR=hclam


git-svn-id: http://src.chromium.org/svn/trunk/src@28277 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: a17f78abbb9e1fa788bc427ee9fc90b6f6c1ee43
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