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

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

Change-Id: Icd8d6b4e074daa53e6a1d2b2ba1704a5a2fd6a62
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>