Remove dependency on AudioStub in ConnectionToClient

remoting/codec/audio_encoder_verbatim.cc

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "remoting/codec/audio_encoder_verbatim.h"
-
-#include "base/logging.h"
-#include "remoting/proto/audio.pb.h"
-
-namespace remoting {
-
-AudioEncoderVerbatim::AudioEncoderVerbatim() {}
-
-AudioEncoderVerbatim::~AudioEncoderVerbatim() {}
-
-std::unique_ptr<AudioPacket> AudioEncoderVerbatim::Encode(
-    std::unique_ptr<AudioPacket> packet) {
-  DCHECK_EQ(AudioPacket::ENCODING_RAW, packet->encoding());
-  DCHECK_EQ(1, packet->data_size());
-  DCHECK_NE(AudioPacket::SAMPLING_RATE_INVALID, packet->sampling_rate());
-  DCHECK_NE(AudioPacket::BYTES_PER_SAMPLE_INVALID, packet->bytes_per_sample());
-  DCHECK_NE(AudioPacket::CHANNELS_INVALID, packet->channels());
-  return packet;
-}
-
-int AudioEncoderVerbatim::GetBitrate() {
-  return AudioPacket::SAMPLING_RATE_48000 * AudioPacket::BYTES_PER_SAMPLE_2 *
-         AudioPacket::CHANNELS_STEREO * 8;
-}
-
-}  // namespace remoting