Adds routed interface support between RenderFrameHost and RenderFrame

content/browser/frame_host/render_frame_host_delegate.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_DELEGATE_H_
 #define CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_DELEGATE_H_
 
 #include <stdint.h>
 
+#include <string>
 #include <vector>
 
 #include "base/i18n/rtl.h"
 #include "build/build_config.h"
 #include "content/browser/webui/web_ui_impl.h"
 #include "content/common/content_export.h"
 #include "content/common/frame_message_enums.h"
 #include "content/public/browser/site_instance.h"
 #include "content/public/common/javascript_message_type.h"
 #include "content/public/common/media_stream_request.h"
+#include "mojo/public/cpp/bindings/scoped_interface_endpoint_handle.h"
 #include "net/http/http_response_headers.h"
 
 #if defined(OS_WIN)
 #include "ui/gfx/native_widget_types.h"
 #endif
 
 class GURL;
 
 namespace IPC {
 class Message;
@@ skipping 17 matching lines @@
 struct TransitionLayerData;
 
 // An interface implemented by an object interested in knowing about the state
 // of the RenderFrameHost.
 class CONTENT_EXPORT RenderFrameHostDelegate {
  public:
   // This is used to give the delegate a chance to filter IPC messages.
   virtual bool OnMessageReceived(RenderFrameHost* render_frame_host,
                                  const IPC::Message& message);
 
+  // Allows the delegate to filter incoming associated inteface requests.
+  virtual void OnAssociatedInterfaceRequest(
+      RenderFrameHost* render_frame_host,
+      const std::string& interface_name,
+      mojo::ScopedInterfaceEndpointHandle handle) {}
+
   // Gets the last committed URL. See WebContents::GetLastCommittedURL for a
   // description of the semantics.
   virtual const GURL& GetMainFrameLastCommittedURL() const;
 
   // A message was added to to the console.
   virtual bool AddMessageToConsole(int32_t level,
                                    const base::string16& message,
                                    int32_t line_no,
                                    const base::string16& source_id);
 
@@ skipping 134 matching lines @@
   virtual std::unique_ptr<WebUIImpl> CreateWebUIForRenderFrameHost(
       const GURL& url);
 
  protected:
   virtual ~RenderFrameHostDelegate() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_DELEGATE_H_