Merge "Add a flag for Dual Shade" into tm-qpr-dev am: 8ec492a739

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21032328

Change-Id: I9b44e92b5ffcd11552ba2857165523195d8a610e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>