Add support for content::Referrer to prerender

content/public/browser/resource_dispatcher_host_delegate.h

 // Copyright (c) 2011 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_PUBLIC_BROWSER_RESOURCE_DISPATCHER_HOST_DELEGATE_H_
 #define CONTENT_PUBLIC_BROWSER_RESOURCE_DISPATCHER_HOST_DELEGATE_H_
 #pragma once
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "webkit/glue/resource_type.h"
 
 class GURL;
 class ResourceDispatcherHostLoginDelegate;
 class ResourceHandler;
 class ResourceMessageFilter;
 
 namespace content {
+struct Referrer;
 class ResourceContext;
 struct ResourceResponse;
 }
 
 namespace net {
 class AuthChallengeInfo;
 class SSLCertRequestInfo;
 class URLRequest;
 }
 
 namespace content {
 
 // Interface that the embedder provides to ResourceDispatcherHost to allow
 // observing and modifying requests.
 class ResourceDispatcherHostDelegate {
  public:
   // Called when a request begins. Return false to abort the request.
   virtual bool ShouldBeginRequest(
       int child_id,
       int route_id,
       const std::string& method,
       const GURL& url,
       ResourceType::Type resource_type,
       const content::ResourceContext& resource_context,
-      const GURL& referrer) = 0;
+      const content::Referrer& referrer) = 0;
 
   // Called after ShouldBeginRequest when all the resource handlers from the
   // content layer have been added.  To add new handlers to the front, return
   // a new handler that is chained to the given one, otherwise just reutrn the
   // given handler.
   virtual ResourceHandler* RequestBeginning(
       ResourceHandler* handler,
       net::URLRequest* request,
       const content::ResourceContext& resource_context,
       bool is_subresource,
@@ skipping 66 matching lines @@
       ResourceMessageFilter* filter) = 0;
 
  protected:
   ResourceDispatcherHostDelegate() {}
   virtual ~ResourceDispatcherHostDelegate() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_RESOURCE_DISPATCHER_HOST_DELEGATE_H_