Remove suppression for issue 46421. Issue was unreproducible, and recent valgrind bot runs do not show the suppression being triggerred (e.g. http://build.chromium.org/buildbot/memory/builders/Chromium%20OS%20UI%20(valgrind)(3)/builds/3971).
Remove suppression for issue 46421.
Issue was unreproducible, and recent valgrind bot runs do not show the
suppression being triggerred (e.g.
http://build.chromium.org/buildbot/memory/builders/Chromium%20OS%20UI%20(valgrind)(3)/builds/3971).

BUG=46421
TEST=none

Review URL: http://codereview.chromium.org/2803029

git-svn-id: http://src.chromium.org/svn/trunk/src@51150 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 6b56eb40186453f353bca5f56984b852d84cc446
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