AudioConverter: Express delay in frames rather than msec.

media/base/audio_buffer_converter.cc

 // Copyright 2014 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/base/audio_buffer_converter.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/logging.h"
@@ skipping 73 matching lines @@
   buffered_input_frames_ = 0.0;
   last_input_buffer_offset_ = 0;
 }
 
 void AudioBufferConverter::ResetTimestampState() {
   Flush();
   timestamp_helper_.SetBaseTimestamp(kNoTimestamp());
 }
 
 double AudioBufferConverter::ProvideInput(AudioBus* audio_bus,
-                                          base::TimeDelta buffer_delay) {
+                                          uint32_t frames_delayed) {
   DCHECK(is_flushing_ || input_frames_ >= audio_bus->frames());
 
   int requested_frames_left = audio_bus->frames();
   int dest_index = 0;
 
   while (requested_frames_left > 0 && !queued_inputs_.empty()) {
     scoped_refptr<AudioBuffer> input_buffer = queued_inputs_.front();
 
     int frames_to_read =
         std::min(requested_frames_left,
@@ skipping 135 matching lines @@
   is_flushing_ = false;
   audio_converter_->Reset();
   DCHECK_EQ(input_frames_, 0);
   DCHECK_EQ(last_input_buffer_offset_, 0);
   DCHECK_LT(buffered_input_frames_, 1.0);
   DCHECK(queued_inputs_.empty());
   buffered_input_frames_ = 0.0;
 }
 
 }  // namespace media