[automerger skipped] Added a common polling method for device-side tests am: 4d186de97e am: 031e97a436 am: f4bb50b0cf am: 9072f1657c am: 68ca639269 am: 87b5a07da8 am: c1093324f4 am: 856c60461e -s ours

am skip reason: Merged-In I6a6c0bbc22d0147d0dd6b472ecdc3db5f91c30b4 with SHA-1 4d186de97e is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/platform_testing/+/23163618

Change-Id: I20ac3cd284bf101d79d82e7494e074adee0c1ce9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>