Merge "Return success when the command is executed." into sc-dev am:...

Merge "Return success when the command is executed." into sc-dev am: 79a5f7ab am: e7008de8 am: be630c0e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15179875

Change-Id: I0f7b37286c28ff4a20287a7c4ad8b47e4ccabc77