Enables only building targets effected by changed on a couple of bots

BUG=109173
TEST=none
R=jam@chromium.org
TBR=jam@chromium.org

Review URL: https://codereview.chromium.org/492293002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@291103 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed