am 9dd39fba: am fdd292a3: am 42576a40: am 12c67372: am 03416610: am f982dd78: am dfe68ad5: Merge "MediaRecorderStressTest: use smallest supported preview size." into kitkat-cts-dev automerge: beaa1c1 automerge: 43772d1

* commit '9dd39fba9aa407f74054b874a9c1162d672923f6':
  MediaRecorderStressTest: use smallest supported preview size.