Merge "Add logging for Smart Space on Dream surface." into tm-dev am: 840168a5 am: 85c44d91 am: 14227858 am: fc265429

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17817085



Change-Id: I3a8e3cd111d14a9dd36be1752748479286f1339a
Ignore-AOSP-First: this is an automerge
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>