Merge "Convert flatland to Android.bp" into main am: 43c5b58792

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2910682

Change-Id: I82ef03a90e4449eb6ab92650cf70bb01486c7354
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>