Merge "Merge "Internal API for cross-task Activity used by assistant." into nyc-mr1-dev am: 3af59ef42c" into nyc-mr1-dev-plus-aosp
am: 74babe679b

* commit '74babe679b0f8e17ed73280b18bc19153764c55e':
  Internal API for cross-task Activity used by assistant.

Change-Id: I985c67a465e88f74e66600709c187c3dfc9734e9