Merge "Disable buttons with no action intent" into rvc-dev am: fd10b83c am:...

Merge "Disable buttons with no action intent" into rvc-dev am: fd10b83c am: bcd72970 am: 48468409

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11843853

Change-Id: I6862c18a0d2bbe7c4304edc059a7dd0413094a7c