Merge "Don't send split info callback before activity is created" into tm-dev...

Merge "Don't send split info callback before activity is created" into tm-dev am: 7bc9ba3b am: 130494a4 am: bfded808

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17818103



Change-Id: Ie0e5c1cb7e85bdaf0ee01f199e12f23b24e314a6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>