Add error codes for channel disconnection / connection.

Channel connection / disconnection was handled as boolean,
doesn't capture all the values. Also make it asynchronous
instead of the dbus call being synchronous.

Change-Id: If30177b9f93b7c83f162fbbc1233edf3e46dbfea
1 file changed
tree: 5c63acd289e65f7f068e3c03fd5afde0ba4499f0
  1. framework/