Try go-negotiation when invocation request is deferred.

Devices setting persistent_reconnect to 0 in wpa_supplicant returns "information is currently unable" error.
In that case, the connection establishment was always failed when the other device does NOT handle the invitation request.
So, try go-negotiation for interoperability.

Change-Id: Ia30a1c63d1bb4acc186a71248fb0aa5ea7edc627
Signed-off-by: Yoshihiko Ikenaga <yoshihiko.ikenaga@jp.sony.com>
Remove unnecessary references in WindowManagerService

Clean message routines in WindowManagerService.

Change-Id: I3e3106b6499c67d1fd7133c987c0452a73141a3f
Signed-off-by: You Kim <you.kim72@gmail.com>