Add vector_math::FMUL. Replace audio_util::AdjustVolume.

media/audio/pulse/pulse_unified.cc

 // Copyright 2013 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 "media/audio/pulse/pulse_unified.h"
 
 #include "base/message_loop.h"
 #include "base/time.h"
 #include "media/audio/audio_manager_base.h"
 #include "media/audio/audio_parameters.h"
-#include "media/audio/audio_util.h"
 #include "media/audio/pulse/pulse_util.h"
 #include "media/base/seekable_buffer.h"
 
 namespace media {
 
 using pulse::AutoPulseLock;
 using pulse::WaitForOperationCompletion;
 
 static const int kFifoSizeInPackets = 10;
 
@@ skipping 146 matching lines @@
   }
 
   // Zero the unfilled data so it plays back as silence.
   if (frames_filled < output_bus_->frames()) {
     output_bus_->ZeroFramesPartial(
         frames_filled, output_bus_->frames() - frames_filled);
   }
 
   // Note: If this ever changes to output raw float the data must be clipped
   // and sanitized since it may come from an untrusted source such as NaCl.
+  output_bus_->Scale(volume_);
   output_bus_->ToInterleaved(
       output_bus_->frames(), params_.bits_per_sample() / 8, buffer);
-  media::AdjustVolume(buffer, requested_bytes, params_.channels(),
-                      params_.bits_per_sample() / 8, volume_);
 
   if (pa_stream_write(output_stream_, buffer, requested_bytes, NULL, 0LL,
                       PA_SEEK_RELATIVE) < 0) {
     if (source_callback_) {
       source_callback_->OnError(this);
     }
   }
 }
 
 void PulseAudioUnifiedStream::ReadData() {
@@ skipping 92 matching lines @@
   volume_ = static_cast<float>(volume);
 }
 
 void PulseAudioUnifiedStream::GetVolume(double* volume) {
   DCHECK(manager_->GetMessageLoop()->BelongsToCurrentThread());
 
   *volume = volume_;
 }
 
 }  // namespace media