Merge "Support floating but long-lived shortcuts to be pinned in...

Merge "Support floating but long-lived shortcuts to be pinned in ShortcutLauncher. Floating shortcuts can surface on sharesheet to be pinned." into tm-qpr-dev am: 88c3812c am: 3dbeda8f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18745982



Change-Id: I791e03c9b991acbfdde3b225ed609029d8d2b1c7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>