Merge "Adds helper methods in SearchUiManager and OnboardingPrefs." into tm-dev am: dd053e79e2 am: 6b390b8c16

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/18631233

Change-Id: Ib62c619c43e54b11d794a2222e31aeca2ac9f722
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>