[automerger skipped] RESTRICT AUTOMERGE Use chain start token in performOpTransaction am: 297388e3 am: e2493688 am: f01801e8 am: 0b1da041 -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20510886



Change-Id: Iadd25b20d955a95292c1805d75d2935f9db06191
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>