Merge "[Chooser/ResolverActivity] Add option to show preview area even if there are no apps in the tab" into tm-qpr-dev am: 54383d1495

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20882607

Change-Id: I8e6bec9159ae90727372bbf839a4c8f3227470cf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>