Merge "Add virtualization_framework_native flag namespace" am: 5d72f2eaed am: 3169ea6042 am: f1a14ae3e2

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1873903

Change-Id: Ic579b33672a73ddf2ea79011dca5359783bf3572