Merge "[Chooser/ResolverActivity] Add option to show preview area even if there are no apps in the tab" into tm-qpr-dev am: 54383d1495 am: d63b774795

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

Change-Id: Ibfb0fa0821163501d037599e604973b917c2d20e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>