Merge pi-dev-plus-aosp-without-vendor into stage-aosp-master

Bug: 79597307
Change-Id: I34b47d573786dd651a7302833f2a49984c053daa
tree: cc9e5433ecb65a9beaf1d1f02d435ddb0d784ad0
  1. BUILD.gn
  2. DEPS
  3. proguard.flags
  4. src/