Add support for content::Referrer to prerender

chrome/browser/prerender/prerender_contents.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 CHROME_BROWSER_PRERENDER_PRERENDER_CONTENTS_H_
 #define CHROME_BROWSER_PRERENDER_PRERENDER_CONTENTS_H_
 #pragma once
 
 #include <list>
 #include <string>
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/time.h"
 #include "base/values.h"
 #include "chrome/browser/prerender/prerender_final_status.h"
 #include "content/browser/tab_contents/tab_contents_observer.h"
 #include "content/public/browser/notification_registrar.h"
+#include "content/public/common/referrer.h"
 
 class Profile;
 class RenderViewHost;
 class RenderViewHostDelegate;
 class SessionStorageNamespace;
 class TabContents;
 class TabContentsWrapper;
 struct FaviconURL;
 
 namespace base {
@@ skipping 21 matching lines @@
     Factory() {}
     virtual ~Factory() {}
 
     // Ownership is not transfered through this interface as prerender_manager,
     // prerender_tracker, and profile are stored as weak pointers.
     virtual PrerenderContents* CreatePrerenderContents(
         PrerenderManager* prerender_manager,
         PrerenderTracker* prerender_tracker,
         Profile* profile,
         const GURL& url,
-        const GURL& referrer,
+        const content::Referrer& referrer,
         Origin origin,
         uint8 experiment_id) = 0;
 
    private:
     DISALLOW_COPY_AND_ASSIGN(Factory);
   };
 
   // Information on pages that the prerendered page has tried to prerender.
   struct PendingPrerenderData {
-    PendingPrerenderData(Origin origin, const GURL& url, const GURL& referrer);
+    PendingPrerenderData(Origin origin,
+                         const GURL& url,
+                         const content::Referrer& referrer);
 
     Origin origin;
     GURL url;
-    GURL referrer;
+    content::Referrer referrer;
   };
   typedef std::list<PendingPrerenderData> PendingPrerenderList;
 
   virtual ~PrerenderContents();
 
   bool Init();
 
   static Factory* CreateFactory();
 
   // |source_render_view_host| is the RenderViewHost that initiated
   // prerendering.
   virtual void StartPrerendering(
       const RenderViewHost* source_render_view_host,
       SessionStorageNamespace* session_storage_namespace);
 
   // Verifies that the prerendering is not using too many resources, and kills
   // it if not.
   void DestroyWhenUsingTooManyResources();
 
   RenderViewHost* render_view_host_mutable();
   const RenderViewHost* render_view_host() const;
   string16 title() const { return title_; }
   int32 page_id() const { return page_id_; }
   GURL icon_url() const { return icon_url_; }
   const GURL& prerender_url() const { return prerender_url_; }
-  const GURL& referrer() const { return referrer_; }
+  const content::Referrer& referrer() const { return referrer_; }
   bool has_stopped_loading() const { return has_stopped_loading_; }
   bool prerendering_has_started() const { return prerendering_has_started_; }
 
   // Sets the parameter to the value of the associated RenderViewHost's child id
   // and returns a boolean indicating the validity of that id.
   virtual bool GetChildId(int* child_id) const;
 
   // Sets the parameter to the value of the associated RenderViewHost's route id
   // and returns a boolean indicating the validity of that id.
   virtual bool GetRouteId(int* route_id) const;
@@ skipping 61 matching lines @@
   base::Value* GetAsValue() const;
 
   // Returns whether a pending cross-site navigation is happening.
   // This could happen with renderer-issued navigations, such as a
   // MouseEvent being dispatched by a link to a website installed as an app.
   bool IsCrossSiteNavigationPending() const;
 
   // Adds a pending prerender to the list.
   virtual void AddPendingPrerender(Origin origin,
                                    const GURL& url,
-                                   const GURL& referrer);
+                                   const content::Referrer& referrer);
 
   // Returns true if |url| corresponds to a pending prerender.
   bool IsPendingEntry(const GURL& url) const;
 
   // Reissues any pending prerender requests from the prerendered page.  Also
   // clears the list of pending requests.
   void StartPendingPrerenders();
 
  protected:
   PrerenderContents(PrerenderManager* prerender_manager,
                     PrerenderTracker* prerender_tracker,
                     Profile* profile,
                     const GURL& url,
-                    const GURL& referrer,
+                    const content::Referrer& referrer,
                     Origin origin,
                     uint8 experiment_id);
 
   // Called whenever a RenderViewHost is created for prerendering.  Only called
   // once the RenderViewHost has a RenderView and RenderWidgetHostView.
   virtual void OnRenderViewHostCreated(RenderViewHost* new_render_view_host);
 
   content::NotificationRegistrar& notification_registrar() {
     return notification_registrar_;
   }
@@ skipping 22 matching lines @@
   // The prerender manager owning this object.
   PrerenderManager* prerender_manager_;
 
   // The prerender tracker tracking prerenders.
   PrerenderTracker* prerender_tracker_;
 
   // The URL being prerendered.
   GURL prerender_url_;
 
   // The referrer.
-  GURL referrer_;
+  content::Referrer referrer_;
 
   // The profile being used
   Profile* profile_;
 
   // Information about the title and URL of the page that this class as a
   // RenderViewHostDelegate has received from the RenderView.
   // Used to apply to the new RenderViewHost delegate that might eventually
   // own the contained RenderViewHost when the prerendered page is shown
   // in a TabContents.
   string16 title_;
@@ skipping 53 matching lines @@
 
   // Offset by which to offset prerendered pages
   static const int32 kPrerenderPageIdOffset = 10;
 
   DISALLOW_COPY_AND_ASSIGN(PrerenderContents);
 };
 
 }  // namespace prerender
 
 #endif  // CHROME_BROWSER_PRERENDER_PRERENDER_CONTENTS_H_