Merge "Hide unnecessary test method" into udc-dev am: 99ca3140 am: 6a4a5adb

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21738761



Change-Id: I90a12a2df49c296bc4f60f0d6ba2b1bb9731a3b1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>