Redesign the copresence audio handlers.

components/copresence/mediums/audio/audio_recorder_unittest.cc

Index: components/copresence/mediums/audio/audio_recorder_unittest.cc
diff --git a/components/copresence/mediums/audio/audio_recorder_unittest.cc b/components/copresence/mediums/audio/audio_recorder_unittest.cc
index 2c812138e635a8dbd965fd81fb985b13520d46bc..b65de9f8766e1721ea2154d9a1ca2f43a65a4ba8 100644
--- a/components/copresence/mediums/audio/audio_recorder_unittest.cc
+++ b/components/copresence/mediums/audio/audio_recorder_unittest.cc
@@ -85,9 +85,9 @@ class AudioRecorderTest : public testing::Test {
 
   void CreateSimpleRecorder() {
     DeleteRecorder();
-    recorder_ = new AudioRecorder(
+    recorder_ = new AudioRecorderImpl();
+    recorder_->Initialize(
         base::Bind(&AudioRecorderTest::DecodeSamples, base::Unretained(this)));
-    recorder_->Initialize();
   }
 
   void CreateRecorder(size_t channels,
@@ -108,12 +108,12 @@ class AudioRecorderTest : public testing::Test {
 
     total_samples_ = samples;
 
-    recorder_ = new AudioRecorder(
-        base::Bind(&AudioRecorderTest::DecodeSamples, base::Unretained(this)));
+    recorder_ = new AudioRecorderImpl();
     recorder_->set_input_stream_for_testing(
         new TestAudioInputStream(params_, channel_data_, samples));
     recorder_->set_params_for_testing(new media::AudioParameters(params_));
-    recorder_->Initialize();
+    recorder_->Initialize(
+        base::Bind(&AudioRecorderTest::DecodeSamples, base::Unretained(this)));
   }
 
   void DeleteRecorder() {
@@ -181,7 +181,7 @@ class AudioRecorderTest : public testing::Test {
   media::AudioParameters params_;
   size_t total_samples_;
 
-  AudioRecorder* recorder_;
+  AudioRecorderImpl* recorder_;
 
   std::string received_samples_;