Loopback mode for AppRTCDemo on iOS.

webrtc/examples/objc/AppRTCDemo/ARDAppClient.h

Index: webrtc/examples/objc/AppRTCDemo/ARDAppClient.h
diff --git a/webrtc/examples/objc/AppRTCDemo/ARDAppClient.h b/webrtc/examples/objc/AppRTCDemo/ARDAppClient.h
index d591704985177fa5d712c6fb417bf95d9699185c..e4616766a51775617f16b36142c6e3df21342a37 100644
--- a/webrtc/examples/objc/AppRTCDemo/ARDAppClient.h
+++ b/webrtc/examples/objc/AppRTCDemo/ARDAppClient.h
@@ -65,6 +65,8 @@ typedef NS_ENUM(NSInteger, ARDAppClientState) {
 // for call configurations such as overriding server choice, specifying codecs
 // and so on.
 - (void)connectToRoomWithId:(NSString *)roomId

[henrika_webrtc, 2015/09/14 08:31:20]

Should we add comments for all parameters here?

[Chuck, 2015/09/28 16:26:40]

Done.

+                 isLoopback:(BOOL)isLoopback
+                isAudioOnly:(BOOL)isAudioOnly
                     options:(NSDictionary *)options;

[tkchin_webrtc, 2015/09/11 17:53:53]

Use either params, or the options struct.
A new immutable options struct type may make sense here.

[Chuck, 2015/09/28 16:26:40]

I did the simplest thing here, removed the unused options param.

 
 // Disconnects from the AppRTC servers and any connected clients.