Upgrade Android main to fast builder
Upgrade Android main to fast builder

Android build cycle time on VM was approaching 25 min,
so infra team has allocated us a fast builder

BUG=139940


Review URL: https://chromiumcodereview.appspot.com/10829132

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@149549 0039d316-1c4b-4281-b951-d872f2087c98

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