Android implementation of WebAudio audio file decoder

content/browser/renderer_host/render_message_filter.h

Index: content/browser/renderer_host/render_message_filter.h
diff --git a/content/browser/renderer_host/render_message_filter.h b/content/browser/renderer_host/render_message_filter.h
index 689b3f6229e1b70b725d954d4a52de093269d448..36e015e50e51dcbd17cae9c91bf8e94e730a1d76 100644
--- a/content/browser/renderer_host/render_message_filter.h
+++ b/content/browser/renderer_host/render_message_filter.h
@@ -33,6 +33,10 @@
 #include "content/common/mac/font_loader.h"
 #endif
 
+#if defined(OS_ANDROID)
+#include "base/threading/worker_pool.h"
+#endif
+
 struct FontDescriptor;
 struct ViewHostMsg_CreateWindow_Params;
 
@@ -256,6 +260,11 @@ class RenderMessageFilter : public BrowserMessageFilter {
                           ThreeDAPIType context_type,
                           int arb_robustness_status_code);
 
+#if defined(OS_ANDROID)
+  void OnWebAudioMediaCodec(base::SharedMemoryHandle encoded_data_handle,
+                            base::FileDescriptor pcm_output);
+#endif
+
   // Cached resource request dispatcher host and plugin service, guaranteed to
   // be non-null if Init succeeds. We do not own the objects, they are managed
   // by the BrowserProcess, which has a wider scope than we do.