Check coverage of gatekeeper_ng not its unittest code in its unittest code.
Check coverage of gatekeeper_ng not its unittest code in its unittest code.

R=stip@chromium.org
BUG=N/A

Review URL: https://codereview.chromium.org/891343004

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@293942 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build