Add database setup to master.chromium.gatekeeper.
Add database setup to master.chromium.gatekeeper.

BUG=329694
TBR=phajdan.jr@chromium.org

Review URL: https://codereview.chromium.org/152033003

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@248854 0039d316-1c4b-4281-b951-d872f2087c98

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