Remove unused RealTimeTemporalLayers.

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

 /* 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.
 */
 /*
 * This file defines the interface for doing temporal layers with VP8.
@@ skipping 59 matching lines @@
 class ScreenshareTemporalLayersFactory : public webrtc::TemporalLayersFactory {
  public:
   ScreenshareTemporalLayersFactory() {}
   virtual ~ScreenshareTemporalLayersFactory() {}
 
   webrtc::TemporalLayers* Create(int simulcast_id,
                                  int num_temporal_layers,
                                  uint8_t initial_tl0_pic_idx) const override;
 };
 
-// Factory for a temporal layers strategy that adaptively changes the number of
-// layers based on input frame rate so that the base layer has an acceptable
-// frame rate. See realtime_temporal_layers.cc
-class RealTimeTemporalLayersFactory : public TemporalLayersFactory {
- public:
-  RealTimeTemporalLayersFactory() {}
-  ~RealTimeTemporalLayersFactory() override {}
-  TemporalLayers* Create(int simulcast_id,
-                         int num_temporal_layers,
-                         uint8_t initial_tl0_pic_idx) const override;
-};
-
 class TemporalLayersListener {
  public:
   TemporalLayersListener() {}
   virtual ~TemporalLayersListener() {}
 
   virtual void OnTemporalLayersCreated(int simulcast_id,
                                        TemporalLayers* layers) = 0;
 };
 
 }  // namespace webrtc
 #endif  // WEBRTC_MODULES_VIDEO_CODING_CODECS_VP8_TEMPORAL_LAYERS_H_