Rename AppRTCDemo on Android and iOS to AppRTCMobile

webrtc/examples/objc/AppRTCMobile/ARDJoinResponse+Internal.h

 /*
  *  Copyright 2014 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #import "ARDJoinResponse.h"
 
 @interface ARDJoinResponse ()
 
 @property(nonatomic, assign) ARDJoinResultType result;
 @property(nonatomic, assign) BOOL isInitiator;
 @property(nonatomic, strong) NSString *roomId;
 @property(nonatomic, strong) NSString *clientId;
 @property(nonatomic, strong) NSArray *messages;
 @property(nonatomic, strong) NSURL *webSocketURL;
 @property(nonatomic, strong) NSURL *webSocketRestURL;
 
 @end