Adds support for CoreAudioUtil::IsChannelLayoutSupported() (II)

media/audio/win/audio_manager_win.cc

Index: media/audio/win/audio_manager_win.cc
diff --git a/media/audio/win/audio_manager_win.cc b/media/audio/win/audio_manager_win.cc
index 43c02dfcb9f7eba695d634191e3996293b116bf7..4ada0a17778365676607dbcb3acd84df43a87f03 100644
--- a/media/audio/win/audio_manager_win.cc
+++ b/media/audio/win/audio_manager_win.cc
@@ -390,6 +390,15 @@ AudioParameters AudioManagerWin::GetPreferredOutputStreamParameters(
   }
 
   if (input_params.IsValid()) {
+    if (CoreAudioUtil::IsSupported() &&
+        CoreAudioUtil::IsChannelLayoutSupported(eRender, eConsole,
+            input_params.channel_layout())) {
+      // Open up using the same channel layout as the source if it is
+      // supported by the hardware.
+      channel_layout = input_params.channel_layout();
+      VLOG(1) << "Hardware channel layout is not used; using same "
+              << "layout as the source instead (" << channel_layout << ")";
+    }
     input_channels = input_params.input_channels();
     if (use_input_params) {
       // If WASAPI isn't supported we'll fallback to WaveOut, which will take