The test got updated to be marked as flaky, so update the pattern to match without or without a prefix.
The test got updated to be marked as flaky, so update the pattern to match without or without a prefix.

BUG=45562
TEST=none
Review URL: http://codereview.chromium.org/2719002

git-svn-id: http://src.chromium.org/svn/trunk/src@49167 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: e5cc2a3e23abc81b515dc6c166c33f712e84f29d
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