Delete webrtc::VideoFrame::CreateEmptyFrame.

webrtc/common_video/video_frame.cc

 /*
  *  Copyright (c) 2012 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 33 matching lines @@
                        int64_t render_time_ms,
                        VideoRotation rotation)
     : video_frame_buffer_(buffer),
       timestamp_rtp_(timestamp),
       ntp_time_ms_(0),
       timestamp_us_(render_time_ms * rtc::kNumMicrosecsPerMillisec),
       rotation_(rotation) {
   RTC_DCHECK(buffer);
 }
 
-void VideoFrame::CreateEmptyFrame(int width,
-                                  int height,
-                                  int stride_y,
-                                  int stride_u,
-                                  int stride_v) {
-  const int half_width = (width + 1) / 2;
-  RTC_DCHECK_GT(width, 0);
-  RTC_DCHECK_GT(height, 0);
-  RTC_DCHECK_GE(stride_y, width);
-  RTC_DCHECK_GE(stride_u, half_width);
-  RTC_DCHECK_GE(stride_v, half_width);
-
-  // Creating empty frame - reset all values.
-  timestamp_rtp_ = 0;
-  ntp_time_ms_ = 0;
-  timestamp_us_ = 0;
-  rotation_ = kVideoRotation_0;
-
-  // Allocate a new buffer.
-  video_frame_buffer_ = I420Buffer::Create(
-      width, height, stride_y, stride_u, stride_v);
-}
-
 void VideoFrame::CreateFrame(const uint8_t* buffer_y,
                              const uint8_t* buffer_u,
                              const uint8_t* buffer_v,
                              int width,
                              int height,
                              int stride_y,
                              int stride_u,
                              int stride_v,
                              VideoRotation rotation) {
   const int half_height = (height + 1) / 2;
@@ skipping 75 matching lines @@
     case kVideoCodecULPFEC:
     case kVideoCodecGeneric:
     case kVideoCodecUnknown:
       return 0;
   }
   RTC_NOTREACHED();
   return 0;
 }
 
 }  // namespace webrtc