Migrating MediaSession messages to mojo

content/browser/frame_host/render_frame_host_impl.cc

Index: content/browser/frame_host/render_frame_host_impl.cc
diff --git a/content/browser/frame_host/render_frame_host_impl.cc b/content/browser/frame_host/render_frame_host_impl.cc
index ade16ba1826e7d0dcfc125c7fbceaae55a57be40..3feecfb17854243037c8161cf52fb49a8191ebbc 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -36,6 +36,7 @@
 #include "content/browser/frame_host/render_frame_proxy_host.h"
 #include "content/browser/frame_host/render_widget_host_view_child_frame.h"
 #include "content/browser/loader/resource_dispatcher_host_impl.h"
+#include "content/browser/media/android/media_session_service_impl.h"
 #include "content/browser/permissions/permission_service_context.h"
 #include "content/browser/permissions/permission_service_impl.h"
 #include "content/browser/presentation/presentation_service_impl.h"
@@ -2156,6 +2157,11 @@ void RenderFrameHostImpl::RegisterMojoInterfaces() {
   GetInterfaceRegistry()->AddInterface(base::Bind(
       &PresentationServiceImpl::CreateMojoService, base::Unretained(this)));
 
+#if defined(OS_ANDROID)
+  GetInterfaceRegistry()->AddInterface(base::Bind(
+      &MediaSessionServiceImpl::Create, base::Unretained(this)));
+#endif
+
 #if !defined(OS_ANDROID)
   GetInterfaceRegistry()->AddInterface(
       base::Bind(&device::VibrationManagerImpl::Create));