Get chromium.git waterfall ready for bot_update
Get chromium.git waterfall ready for bot_update

This resets chromium.git to behave identically to chromium, allowing us to use
it as a test bed for bot_update. crbug.com/340411 is open to add an additonal
builder to this waterfall so we can mirror the Android configuration as well.

R=hinoka
BUG=339171

Review URL: https://codereview.chromium.org/138133013

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@248798 0039d316-1c4b-4281-b951-d872f2087c98

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