Heapchecker: Suppress a leak in RealoadButtonGtkTest.
Heapchecker: Suppress a leak in RealoadButtonGtkTest.

BUG=60872
TEST=none
Review URL: http://codereview.chromium.org/4160004

git-svn-id: http://src.chromium.org/svn/trunk/src@64035 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 3454e7a814a3961c715013b81f75d71b0637bad4
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