Merge "Defining CUJ_APP_CLOSE_TO_HOME_FALLBACK" into udc-qpr-dev am: 3f1e7afe22 am: a48a147745

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24449208

Change-Id: Ibbabce37d02f57a4b9e1edddc8acd30caa536373
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>