DO NOT MERGE - Merge Pie Bonito/Sargo into master.

Bug: 131756210
Change-Id: Icec65ff6f3ddb05b10ae62d7588422c0f8950190
tree: 10f5c73b2f8256944586c2e0e8ee0a64301567f7
  1. liblog/
  2. logcat/
  3. logd/
  4. logwrapper/