Move talk/examples/* to webrtc/examples.

webrtc/examples/objc/AppRTCDemo/ARDMessageResponse.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 <Foundation/Foundation.h>
+
+typedef NS_ENUM(NSInteger, ARDMessageResultType) {
+  kARDMessageResultTypeUnknown,
+  kARDMessageResultTypeSuccess,
+  kARDMessageResultTypeInvalidRoom,
+  kARDMessageResultTypeInvalidClient
+};
+
+@interface ARDMessageResponse : NSObject
+
+@property(nonatomic, readonly) ARDMessageResultType result;
+
++ (ARDMessageResponse *)responseFromJSONData:(NSData *)data;
+
+@end