Merge "Ensure GameSessionTrampolineActivity launches intent once." into tm-dev am: eeebac45 am: 968f8c6e am: 15878dc6 am: cc93b587

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17864339



Change-Id: I13db83e1e372600cebbdd56418f30dc509e5cb52
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>