Adds routed interface support between RenderFrameHost and RenderFrame

content/public/browser/render_process_host.h

Index: content/public/browser/render_process_host.h
diff --git a/content/public/browser/render_process_host.h b/content/public/browser/render_process_host.h
index de2843d4f796f29416cb0b0fa51a550588773de1..8d3d8db7a2324440235b5da9fb63c416c5da7ffe 100644
--- a/content/public/browser/render_process_host.h
+++ b/content/public/browser/render_process_host.h
@@ -16,6 +16,7 @@
 #include "base/process/process_handle.h"
 #include "base/supports_user_data.h"
 #include "content/common/content_export.h"
+#include "content/public/common/routed_interface.mojom.h"
 #include "ipc/ipc_channel_proxy.h"
 #include "ipc/ipc_sender.h"
 #include "ui/gfx/native_widget_types.h"
@@ -32,6 +33,10 @@ class AudioOutputController;
 class MediaKeys;
 }
 
+namespace mojo {
+class AssociatedGroup;
+}
+
 namespace shell {
 class Connection;
 class InterfaceProvider;
@@ -85,6 +90,14 @@ class CONTENT_EXPORT RenderProcessHost : public IPC::Sender,
   virtual void AddRoute(int32_t routing_id, IPC::Listener* listener) = 0;
   virtual void RemoveRoute(int32_t routing_id) = 0;
 
+  // Adds a mojom::RoutedInterfaceProvider for a specific message routing ID.
+  // |provider| must live at least until RemoveRoute() is called on
+  // |routing_id|.
+  virtual void AddRoutedInterfaces(
+      int32_t routing_id,
+      mojom::RoutedInterfaceProvider* provider) = 0;
+  virtual mojo::AssociatedGroup* GetRoutedInterfaceGroup() = 0;
+
   // Add and remove observers for lifecycle events. The order in which
   // notifications are sent to observers is undefined. Observers must be sure to
   // remove the observer before they go away.
@@ -266,6 +279,10 @@ class CONTENT_EXPORT RenderProcessHost : public IPC::Sender,
   // interfaces exposed to it from the renderer.
   virtual shell::InterfaceProvider* GetRemoteInterfaces() = 0;
 
+  // Returns the mojom::RouteProvider the browser process can use to connect
+  // to routed interfaces in the renderer.
+  virtual mojom::RouteProvider* GetRemoteRouteProvider() = 0;
+
   // Extracts any persistent-memory-allocator used for renderer metrics.
   // Ownership is passed to the caller. To support sharing of histogram data
   // between the Renderer and the Browser, the allocator is created when the