Allow CastContentBrowserClient to customise media pipeline device

chromecast/browser/cast_content_browser_client_simple.cc

Index: chromecast/browser/cast_content_browser_client_simple.cc
diff --git a/chromecast/browser/cast_content_browser_client_simple.cc b/chromecast/browser/cast_content_browser_client_simple.cc
index bde5a71d028865098286a23615b9c04678e3b76a..1df4685cf4fe2901deba0d68cb7a2f8f422aacf6 100644
--- a/chromecast/browser/cast_content_browser_client_simple.cc
+++ b/chromecast/browser/cast_content_browser_client_simple.cc
@@ -4,6 +4,7 @@
 
 #include "chromecast/browser/cast_content_browser_client.h"
 
+#include "chromecast/media/cma/backend/media_pipeline_device.h"
 #include "content/public/browser/browser_message_filter.h"
 #include "media/audio/audio_manager_factory.h"
 
@@ -26,5 +27,13 @@ CastContentBrowserClient::PlatformCreateAudioManagerFactory() {
   return scoped_ptr<::media::AudioManagerFactory>();
 }
 
+#if !defined(OS_ANDROID)
+scoped_ptr<media::MediaPipelineDevice>
+CastContentBrowserClient::PlatformCreateMediaPipelineDevice(
+    const media::MediaPipelineDeviceParams& params) {
+  return media::CreateMediaPipelineDevice(params);
+}
+#endif
+
 }  // namespace shell
 }  // namespace chromecast