Merge "Add assumption failure for CTS legacyNotification" am: b5e0e8fda8 am: 2cb29560b1 am: 21c3873ba8

Original change: https://android-review.googlesource.com/c/platform/cts/+/1584827

Change-Id: I5b2a321c83f04671266fb83db6c4e8575cc1bd9f