Merge "Add isAutomaticReachabilityInBookModeEnabled config" into tm-qpr-dev am: fe1eb22663 am: 71adb6226f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21957703

Change-Id: Ie0a9acf58b9566f083b18afe185aa049767ed3e8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>