[automerger skipped] Add a stress test mode am: e8198d4588 am: 9f05d672af am: dea4bc187e am: b34004ea30
am: 1aeb2cf91c -s ours
am skip reason: change_id Ibf8059dd3c1b7406bd0189cd25a16a716d1f35b9 with SHA1 f2a8a3e29b is in history

Change-Id: Ic1e66ce92f229cee907f891b1dfa2caa7e63a261