Convert audio samples in Whispernet.

chrome/browser/copresence/chrome_whispernet_config.h

 // Copyright 2015 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.
 
 #ifndef CHROME_BROWSER_COPRESENCE_CHROME_WHISPERNET_CONFIG_H_
 #define CHROME_BROWSER_COPRESENCE_CHROME_WHISPERNET_CONFIG_H_
 
 // Shared structs with whispernet. TODO(rkc): These will be removed once we can
 // get protobufs working with Nacl. At that point, we'll just pass in
 // config_data.proto to the whispernet nacl wrapper directly.
 
 // We will be using fixed types in all these structures since they will be
 // stuffed into a string and then read on the other side via a completely
 // different toolchain.
 
 struct AudioDsssParams {
   int64_t include_parity_symbol;
   int64_t use_single_sideband;
   double desired_carrier_frequency;
   int64_t use_crc_16;
   double coder_sample_rate;
+  double recording_sample_rate;
   int64_t bits_per_symbol;
   int64_t min_cycles_per_frame;
   int64_t baseband_decimation_factor;
   int64_t upsampling_factor;
   int64_t num_repetitions_to_play;
 };
 
 struct AdsrParams {
   int64_t attack_time_millis;
   int64_t decay_time_millis;
   int64_t sustain_time_millis;
   int64_t release_time_millis;
   double sustain_amplitude;
 };
 
 struct AudioDtmfParams {
   int64_t include_parity_symbol;
   int64_t use_crc_16;
   double coder_sample_rate;
+  double recording_sample_rate;
   int64_t baseband_decimation_factor;
   int64_t frequencies_per_symbol;
   int64_t window_duration_millis;
   AdsrParams adsr_params;
   int64_t num_repetitions_to_play;
 };
 
 struct LoggerParam {
   int64_t clear_cached_request_duration_millis;
   int64_t request_buffer_limit;
 };
 
 struct AudioParamData {
   LoggerParam logger;
   AudioDsssParams audio_dsss;
   AudioDtmfParams audio_dtmf;
   int64_t recording_channels;
 };
 
 #endif  // CHROME_BROWSER_COPRESENCE_CHROME_WHISPERNET_CONFIG_H_