Merge 539575f907757ee3f81266f477c111cf0bc61b76 on remote branch

Change-Id: I79d55ab17c562658a47f14b0e18ddf70743f9e76
tree: 6b0fcc2b6d8e96e18447925b2ac5963f963f89f9
  1. bthost_ipc/
  2. libbt-vendor/
  3. tools/
  4. Android.mk
  5. CleanSpec.mk