Merge "Show and hide smartspace (2/3)" into udc-dev am: a063613970 am: e77abe7d2f am: c9f1ce1e58

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/ThemePicker/+/23412576

Change-Id: I606ca5593a3a9a306592257334b613e929352b11
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>