PPAPITest: disable a test that always times out.
PPAPITest: disable a test that always times out.

BUG=51345

Review URL: http://codereview.chromium.org/3617003

git-svn-id: http://src.chromium.org/svn/trunk/src@61398 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 40b1bb1c3bdb0783d5f065eff4e4e9f18293bcd5
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