Merge changes Ia71865a9,I40b6de54 into nyc-dev am: 1feca76
am: f8ef3c3

* commit 'f8ef3c36a97b68b5e27127681973244f481cca09':
  Log an event whenever we lose the default network.
  Record the transport types for connectivity events.

Change-Id: If019f2c448ed3411a0b23dfdd6038e1b9fe2099d