Merge "Log no save ui reason if no dataset set." into tm-dev am: 30929167 am: e9d6f935

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18349262



Change-Id: I018cfa2195701725f597a3897296746160917f31
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>