Delete dead code VP8EncoderImpl::UpdateCodecFrameSize.

webrtc/modules/video_coding/codecs/vp8/vp8_impl.h

 /*
  *  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.
  *
  * WEBRTC VP8 wrapper interface
@@ skipping 57 matching lines @@
 
   // Set the cpu_speed setting for encoder based on resolution and/or platform.
   int SetCpuSpeed(int width, int height);
 
   // Determine number of encoder threads to use.
   int NumberOfThreads(int width, int height, int number_of_cores);
 
   // Call encoder initialize function and set control settings.
   int InitAndSetControlSettings();
 
-  // Update frame size for codec.
-  int UpdateCodecFrameSize(int width, int height);
-
   void PopulateCodecSpecific(CodecSpecificInfo* codec_specific,
                              const vpx_codec_cx_pkt& pkt,
                              int stream_idx,
                              uint32_t timestamp);
 
   int GetEncodedPartitions(const VideoFrame& input_image);
 
   // Set the stream state for stream |stream_idx|.
   void SetStreamState(bool send_stream, int stream_idx);
 
@@ skipping 54 matching lines @@
   bool inited_;
   vpx_codec_ctx_t* decoder_;
   int propagation_cnt_;
   int last_frame_width_;
   int last_frame_height_;
   bool key_frame_required_;
 };
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_VIDEO_CODING_CODECS_VP8_VP8_IMPL_H_