Merge "[2/2] Split the taskview into view and shell part" into udc-dev am: 4dce0505f2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22300202

Change-Id: Ie6bd237157de899395c878e6276ad7d5f2f7622c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>