Suppress NotificationService reliability crashes.
Suppress NotificationService reliability crashes.

BUG=57041
TEST=none

Review URL: http://codereview.chromium.org/3416029

git-svn-id: http://src.chromium.org/svn/trunk/src@60655 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: e2d4f3317f7a98f403783e302b2e6dc0f5167745
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