Move talk/examples/* to webrtc/examples.

webrtc/examples/objc/AppRTCDemo/ios/ARDVideoCallView.h

+/*
+ *  Copyright 2015 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 <UIKit/UIKit.h>
+
+#import "RTCEAGLVideoView.h"
+
+@class ARDVideoCallView;
+@protocol ARDVideoCallViewDelegate <NSObject>
+
+// Called when the camera switch button is pressed.
+- (void)videoCallViewDidSwitchCamera:(ARDVideoCallView *)view;
+
+// Called when the hangup button is pressed.
+- (void)videoCallViewDidHangup:(ARDVideoCallView *)view;
+
+@end
+
+// Video call view that shows local and remote video, provides a label to
+// display status, and also a hangup button.
+@interface ARDVideoCallView : UIView
+
+@property(nonatomic, readonly) UILabel *statusLabel;
+@property(nonatomic, readonly) RTCEAGLVideoView *localVideoView;
+@property(nonatomic, readonly) RTCEAGLVideoView *remoteVideoView;
+@property(nonatomic, weak) id<ARDVideoCallViewDelegate> delegate;
+
+@end