Conversational Speech tool, WavReaderAdaptor and unit test

webrtc/modules/audio_processing/test/conversational_speech/wavreader_adaptor.cc

Index: webrtc/modules/audio_processing/test/conversational_speech/wavreader_adaptor.cc
diff --git a/webrtc/modules/audio_processing/test/conversational_speech/wavreader_adaptor.cc b/webrtc/modules/audio_processing/test/conversational_speech/wavreader_adaptor.cc
index b441a044eea65a03f71586c9623c70b3feacdad7..5457dbb455ca28d2e4513d80a984579b1ad25e64 100644
--- a/webrtc/modules/audio_processing/test/conversational_speech/wavreader_adaptor.cc
+++ b/webrtc/modules/audio_processing/test/conversational_speech/wavreader_adaptor.cc
@@ -16,41 +16,30 @@ namespace webrtc {
 namespace test {
 namespace conversational_speech {
 
-WavReaderAdaptor::WavReaderAdaptor(const std::string& filepath) {
-  // TODO(alessiob): implement.
-}
+WavReaderAdaptor::WavReaderAdaptor(const std::string& filepath)
+    : wav_reader_(filepath) {}
 
 WavReaderAdaptor::~WavReaderAdaptor() {}
 
 size_t WavReaderAdaptor::ReadFloatSamples(size_t num_samples, float* samples) {
-  // TODO(alessiob): implement.
-  FATAL();
-  return 0u;
+  return wav_reader_.ReadSamples(num_samples, samples);
 }
 
 size_t WavReaderAdaptor::ReadInt16Samples(
     size_t num_samples, int16_t* samples) {
-  // TODO(alessiob): implement.
-  FATAL();
-  return 0u;
+  return wav_reader_.ReadSamples(num_samples, samples);
 }
 
 int WavReaderAdaptor::sample_rate() const {
-  // TODO(alessiob): implement.
-  FATAL();
-  return 0;
+  return wav_reader_.sample_rate();
 }
 
 size_t WavReaderAdaptor::num_channels() const {
-  // TODO(alessiob): implement.
-  FATAL();
-  return 0u;
+  return wav_reader_.num_channels();
 }
 
 size_t WavReaderAdaptor::num_samples() const {
-  // TODO(alessiob): implement.
-  FATAL();
-  return 0u;
+  return wav_reader_.num_samples();
 }
 
 }  // namespace conversational_speech