Conversational Speech tool, WavReaderAdaptor and unit test

webrtc/modules/audio_processing/test/conversational_speech/wavreader_interface.h

Index: webrtc/modules/audio_processing/test/conversational_speech/wavreader_interface.h
diff --git a/webrtc/modules/audio_processing/test/conversational_speech/wavreader_interface.h b/webrtc/modules/audio_processing/test/conversational_speech/wavreader_interface.h
index 0c99591788ef6c09fa0a88cdaf2519c1af4116f6..8c5a4590f3b5c8cb0771ab385f2db437f3e6cceb 100644
--- a/webrtc/modules/audio_processing/test/conversational_speech/wavreader_interface.h
+++ b/webrtc/modules/audio_processing/test/conversational_speech/wavreader_interface.h
@@ -13,6 +13,7 @@
 
 #include <stddef.h>
 
+#include "webrtc/base/array_view.h"
 #include "webrtc/typedefs.h"
 
 namespace webrtc {
@@ -24,8 +25,8 @@ class WavReaderInterface {
   virtual ~WavReaderInterface() = default;
 
   // Returns the number of samples read.
-  virtual size_t ReadFloatSamples(size_t num_samples, float* samples) = 0;
-  virtual size_t ReadInt16Samples(size_t num_samples, int16_t* samples) = 0;
+  virtual size_t ReadFloatSamples(rtc::ArrayView<float> samples) = 0;
+  virtual size_t ReadInt16Samples(rtc::ArrayView<int16_t> samples) = 0;
 
   // Getters.
   virtual int sample_rate() const = 0;