Add a mac valgrind suppression. BUG=26964
Add a mac valgrind suppression.
BUG=26964

Review URL: http://codereview.chromium.org/378018

git-svn-id: http://src.chromium.org/svn/trunk/src@31279 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: c56e9bccc5c3897f2515cd453c1ad998abed9570
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