NetEq: Ask AudioDecoder for sample rate instead of passing it as an argument

webrtc/modules/audio_coding/neteq/mock/mock_decoder_database.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.
  */
 
@@ skipping 15 matching lines @@
   MOCK_METHOD0(Die, void());
   MOCK_CONST_METHOD0(Empty,
       bool());
   MOCK_CONST_METHOD0(Size,
       int());
   MOCK_METHOD0(Reset,
       void());
   MOCK_METHOD3(RegisterPayload,
       int(uint8_t rtp_payload_type, NetEqDecoder codec_type,
           const std::string& name));
-  MOCK_METHOD5(InsertExternal,
-      int(uint8_t rtp_payload_type, NetEqDecoder codec_type,
-          const std::string& codec_name, int fs_hz,
-          AudioDecoder* decoder));
+  MOCK_METHOD4(InsertExternal,
+               int(uint8_t rtp_payload_type,
+                   NetEqDecoder codec_type,
+                   const std::string& codec_name,
+                   AudioDecoder* decoder));
   MOCK_METHOD1(Remove,
       int(uint8_t rtp_payload_type));
   MOCK_CONST_METHOD1(GetDecoderInfo,
       const DecoderInfo*(uint8_t rtp_payload_type));
   MOCK_CONST_METHOD1(GetRtpPayloadType,
       uint8_t(NetEqDecoder codec_type));
   MOCK_METHOD1(GetDecoder,
       AudioDecoder*(uint8_t rtp_payload_type));
   MOCK_CONST_METHOD2(IsType,
       bool(uint8_t rtp_payload_type, NetEqDecoder codec_type));
@@ skipping 10 matching lines @@
   MOCK_METHOD1(SetActiveCngDecoder,
       int(uint8_t rtp_payload_type));
   MOCK_METHOD0(GetActiveCngDecoder,
       ComfortNoiseDecoder*());
   MOCK_CONST_METHOD1(CheckPayloadTypes,
       int(const PacketList& packet_list));
 };
 
 }  // namespace webrtc
 #endif  // WEBRTC_MODULES_AUDIO_CODING_NETEQ_MOCK_MOCK_DECODER_DATABASE_H_