Delete unused cricket::VideoFrame methods MakeExclusive and CopyToFrame.

webrtc/media/engine/webrtcvideoframe.cc

 /*
  *  Copyright (c) 2011 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.
  */
 
@@ skipping 113 matching lines @@
 WebRtcVideoFrame::GetVideoFrameBuffer() const {
   return video_frame_buffer_;
 }
 
 VideoFrame* WebRtcVideoFrame::Copy() const {
   WebRtcVideoFrame* new_frame = new WebRtcVideoFrame(
       video_frame_buffer_, time_stamp_ns_, rotation_);
   return new_frame;
 }
 
-bool WebRtcVideoFrame::MakeExclusive() {
-  RTC_DCHECK(video_frame_buffer_->native_handle() == nullptr);
-  if (IsExclusive())
-    return true;
-
-  // Not exclusive already, need to copy buffer.
-  rtc::scoped_refptr<webrtc::VideoFrameBuffer> new_buffer =
-      new rtc::RefCountedObject<webrtc::I420Buffer>(
-          video_frame_buffer_->width(), video_frame_buffer_->height(),
-          video_frame_buffer_->stride(kYPlane),
-          video_frame_buffer_->stride(kUPlane),
-          video_frame_buffer_->stride(kVPlane));
-
-  if (!CopyToPlanes(
-          new_buffer->MutableData(kYPlane), new_buffer->MutableData(kUPlane),
-          new_buffer->MutableData(kVPlane), new_buffer->stride(kYPlane),
-          new_buffer->stride(kUPlane), new_buffer->stride(kVPlane))) {
-    return false;
-  }
-
-  video_frame_buffer_ = new_buffer;
-  return true;
-}
-
 size_t WebRtcVideoFrame::ConvertToRgbBuffer(uint32_t to_fourcc,
                                             uint8_t* buffer,
                                             size_t size,
                                             int stride_rgb) const {
   RTC_CHECK(video_frame_buffer_);
   RTC_CHECK(video_frame_buffer_->native_handle() == nullptr);
   return VideoFrame::ConvertToRgbBuffer(to_fourcc, buffer, size, stride_rgb);
 }
 
 bool WebRtcVideoFrame::Reset(uint32_t format,
@@ skipping 104 matching lines @@
       rotated_frame_->GetUPlane(), rotated_frame_->GetUPitch(),
       rotated_frame_->GetVPlane(), rotated_frame_->GetVPitch(), width, height,
       static_cast<libyuv::RotationMode>(GetVideoRotation()));
   if (ret == 0) {
     return rotated_frame_.get();
   }
   return nullptr;
 }
 
 }  // namespace cricket