DO NOT MERGE - qt-qpr1-dev-plus-aosp-without-vendor@5915889 into stage-aosp-master
am: 73dcbe0686

Change-Id: I4c55f4e87863c98f4a5698a4d66c2ae85b28e923
tree: d37dc388285e4047128fd5bb075559c991f297c8
  1. liblog/
  2. logcat/
  3. logd/
  4. logwrapper/