Extract bitrate allocation of spatial/temporal layers out of codec impl.

webrtc/test/fake_encoder.h

 /*
  *  Copyright (c) 2013 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 20 matching lines @@
   int32_t InitEncode(const VideoCodec* config,
                      int32_t number_of_cores,
                      size_t max_payload_size) override;
   int32_t Encode(const VideoFrame& input_image,
                  const CodecSpecificInfo* codec_specific_info,
                  const std::vector<FrameType>* frame_types) override;
   int32_t RegisterEncodeCompleteCallback(
       EncodedImageCallback* callback) override;
   int32_t Release() override;
   int32_t SetChannelParameters(uint32_t packet_loss, int64_t rtt) override;
-  int32_t SetRates(uint32_t new_target_bitrate, uint32_t framerate) override;
+  int32_t SetRateAllocation(const BitrateAllocation& rate_allocation,
+                            uint32_t framerate) override;
   const char* ImplementationName() const override;
 
   static const char* kImplementationName;
 
  protected:
   Clock* const clock_;
   VideoCodec config_;
   EncodedImageCallback* callback_;
-  int target_bitrate_kbps_;
+  BitrateAllocation target_bitrate_;
   int max_target_bitrate_kbps_;
   int64_t last_encode_time_ms_;
   uint8_t encoded_buffer_[100000];
 };
 
 class FakeH264Encoder : public FakeEncoder, public EncodedImageCallback {
  public:
   explicit FakeH264Encoder(Clock* clock);
   virtual ~FakeH264Encoder() {}
 
@@ skipping 18 matching lines @@
                  const CodecSpecificInfo* codec_specific_info,
                  const std::vector<FrameType>* frame_types) override;
 
  private:
   const int delay_ms_;
 };
 }  // namespace test
 }  // namespace webrtc
 
 #endif  // WEBRTC_TEST_FAKE_ENCODER_H_