Reland of Split iOS sdk in to separate targets

webrtc/sdk/objc/Framework/Classes/PeerConnection/RTCVideoFrame.mm

 /*
  *  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 "RTCVideoFrame+Private.h"
 
-#include "webrtc/sdk/objc/Framework/Classes/corevideo_frame_buffer.h"
+#include "webrtc/sdk/objc/Framework/Classes/Video/corevideo_frame_buffer.h"
 
 @implementation RTCVideoFrame {
   rtc::scoped_refptr<webrtc::VideoFrameBuffer> _videoBuffer;
   RTCVideoRotation _rotation;
   int64_t _timeStampNs;
 }
 
 - (int)width {
   return _videoBuffer->width();
 }
@@ skipping 87 matching lines @@
     _timeStampNs = timeStampNs;
   }
   return self;
 }
 
 - (rtc::scoped_refptr<webrtc::VideoFrameBuffer>)videoBuffer {
   return _videoBuffer;
 }
 
 @end