DO NOT MERGE - Merge pi-dev@5234907 into stage-aosp-master

Bug: 120848293
Change-Id: I8167f81205096f395ea1bad7b6225e408ca93408
tree: f0e411c6d18d77c327031ff9e5d406231ddd4203
  1. CleanSpec.mk
  2. LICENSE.txt
  3. MODULE_LICENSE_APACHE2
  4. NOTICE
  5. core/