DevTools: restore sanity tests after fixing the upstream part.

R=vsevik@chromium.org
TBR=vsevik
BUG=309822

Review URL: https://codereview.chromium.org/35053002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232628 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 232628