GitLab

to help with debugging flakiness issues.

BUG=29331, 57158, 69637
TEST=browser_tests
Review URL: http://codereview.chromium.org/6246006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@71673 0039d316-1c4b-4281-b951-d872f2087c98