Merge Android Pie into master

Bug: 112104996
Change-Id: I402929a060bee2fb9e8f4a277b5eb6bdb7f5984c
tree: 5f7a3210ec3a7bed3fb3014ffcd83e6f29e5829c
  1. kernel-headers/
  2. msm8996.mk
  3. original-kernel-headers/