Adopt suppression for ExpireHistoryBackend
Adopt suppression for ExpireHistoryBackend

BUG=27936
TEST=none
TBR=glider@chromium.org

Review URL: http://codereview.chromium.org/6576031

git-svn-id: http://src.chromium.org/svn/trunk/src@75881 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 181aa24428ff12035c2a91b4afe3c9f0cd341855
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