Merge "Add EthernetDevice to manage ethernet connection." am: 78c41b6414 am: f9712d6d40 am: e4ea6a9a3f am: 7610edbcf6 am: a11e9bcc1d am: 283be4115c

Change-Id: If6b8400ee0e0af5579a78c7190935850ec9bd6c3