Merge "Allow dismiss dialog when touch outside in dark theme" into tm-qpr-dev...

Merge "Allow dismiss dialog when touch outside in dark theme" into tm-qpr-dev am: 53255aac am: e53ffab6

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19802506



Change-Id: I87b544046f1c81e936f17ebada93a1faf4555cf8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>