Audio software mixer.

media/audio/audio_low_latency_input_output_unittest.cc

Index: media/audio/audio_low_latency_input_output_unittest.cc
===================================================================
--- media/audio/audio_low_latency_input_output_unittest.cc	(revision 128216)
+++ media/audio/audio_low_latency_input_output_unittest.cc	(working copy)
@@ -311,7 +311,8 @@
         audio_manager_(audio_manager),
         format_(AudioParameters::AUDIO_PCM_LOW_LATENCY),
         channel_layout_(CHANNEL_LAYOUT_STEREO),
-        bits_per_sample_(16) {
+        bits_per_sample_(16),
+        use_browser_mixer_(false) {
     // Use native/mixing sample rate and N*10ms frame size as default,
     // where N is platform dependent.
     sample_rate_ = StreamTraits::HardwareSampleRate();
@@ -363,12 +364,13 @@
   int bits_per_sample() const { return bits_per_sample_; }
   int sample_rate() const { return sample_rate_; }
   int samples_per_packet() const { return samples_per_packet_; }
+  bool use_browser_mixer() const { return use_browser_mixer_; }
 
  private:
   StreamType* CreateStream() {
     StreamType* stream = StreamTraits::CreateStream(audio_manager_,
-        AudioParameters(format_, channel_layout_, sample_rate_,
-            bits_per_sample_, samples_per_packet_));
+        AudioParameters(format_, use_browser_mixer_, channel_layout_,
+            sample_rate_, bits_per_sample_, samples_per_packet_));
     EXPECT_TRUE(stream);
     return stream;
   }
@@ -380,6 +382,7 @@
   int bits_per_sample_;
   int sample_rate_;
   int samples_per_packet_;
+  bool use_browser_mixer_;
 };
 
 typedef StreamWrapper<AudioInputStreamTraits> AudioInputStreamWrapper;