DO NOT MERGE - Merge pi-platform-release (PPRL.190505.001) into stage-aosp-master

Bug: 132622481
Change-Id: I016195005b784ee1d4df141e33afabaa7161365c
tree: 4e1fb7e22a9f2b9f6ca8e6acaa555dfbd50ec366
  1. bcmdhd/
  2. .gitignore
  3. CleanSpec.mk