Merge changes Icc5b8563,I4298502e,If8b715f4,If46d741e,I702d547d, ...

* changes:
  Build native EventLog and XmlBlock for host linux.
  Build native AssetManager and friends for host linux.
  Build and potentially register Trace for host.
  Build and register native MessageQueue for host.
  Build native Log for host.
  Build and register SystemProperties for host
  Compile SystemClock.cpp for host.