Merge "Improve InputMethodStressTest annotations" into udc-qpr-dev am: a24ef11c9f am: 43edae4600

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24148884

Change-Id: I91249fab2e48a0fa0c72388faf6ec8f365a7be77
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>