Eliminate InterfaceRegistry

content/browser/media/media_interface_proxy.h

Index: content/browser/media/media_interface_proxy.h
diff --git a/content/browser/media/media_interface_proxy.h b/content/browser/media/media_interface_proxy.h
index 0883700816eb311d8feb2c21adfb33a3c0de9769..e79b089fd365e73952071835ebea26ab9ee71573 100644
--- a/content/browser/media/media_interface_proxy.h
+++ b/content/browser/media/media_interface_proxy.h
@@ -12,7 +12,10 @@
 #include "base/threading/thread_checker.h"
 #include "media/mojo/interfaces/interface_factory.mojom.h"
 #include "mojo/public/cpp/bindings/binding.h"
-#include "services/service_manager/public/cpp/interface_registry.h"
+
+namespace media {
+class MediaInterfaceProvider;
+}
 
 namespace content {
 
@@ -51,8 +54,7 @@ class MediaInterfaceProxy : public media::mojom::InterfaceFactory {
 
   // TODO(xhwang): Replace InterfaceProvider with a dedicated host interface.
   // See http://crbug.com/660573
-  std::vector<std::unique_ptr<service_manager::InterfaceRegistry>>
-      media_registries_;
+  std::vector<std::unique_ptr<media::MediaInterfaceProvider>> media_registries_;
 
   mojo::Binding<media::mojom::InterfaceFactory> binding_;