DO NOT MERGE - Merge Android 10 into master

Bug: 139893257
Change-Id: I97bbdae04e76ce32de0c25ed580b95ef2ec9a5ee
tree: c42a90aacfe1c07af564ada7ea03e559767ab543
  1. Android.bp
  2. AndroidManifest.xml
  3. OWNERS
  4. proguard.flags
  5. res/
  6. src/