GitLab

This should turn some timeouts caused by a renderer crash into immediate failures.

BUG=106541
TEST=less timeouts


Review URL: http://codereview.chromium.org/8834012

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@113501 0039d316-1c4b-4281-b951-d872f2087c98