Merge changes from topic 'netd_aosp'

* changes:
  Add connect event reporting
  Fixing the netd benchmark
  Extending DNS event reporting
  Adding EventReporter class
  [benchmark] remove unnecessary shared libs, fix apct
  Benchmarks for network metrics reporting
  Move Stopwatch into its own header
  Fix getaddrinfo test to use random mapping ids
  UidRange bounds-checking typo
  Unsigned integer overflow sanitization for netd/server
  Fix google-explicit-constructor warnings.