Merge "Modernize codebase by replacing NULL with nullptr"
am: 9154fbc8df

Change-Id: I439ffa4df2e5672ed2b66d88abbb61ed67355926
tree: 05a448255fff73489f5fa453411815dd3ff72f53
  1. liblog/
  2. logcat/
  3. logd/
  4. logwrapper/