Pass load events from prerenders to launching elements.

chrome/browser/prerender/prerender_contents.h

 // Copyright (c) 2012 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_
 
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 57 matching lines @@
 
    private:
     DISALLOW_COPY_AND_ASSIGN(Factory);
   };
 
   class Observer {
    public:
     // Signals that the prerender has started running.
     virtual void OnPrerenderStart(PrerenderContents* contents) = 0;
 
+    // Signals that the prerender has had its load event.
+    virtual void OnPrerenderStopLoading(PrerenderContents* contents);
+
     // Signals that the prerender has stopped running.
     virtual void OnPrerenderStop(PrerenderContents* contents) = 0;
 
     // Signals the discovery, through redirects, of a new alias for this
     // prerender.
     virtual void OnPrerenderAddAlias(PrerenderContents* contents,
                                      const GURL& alias_url);
 
     // Signals that this prerender has just become a MatchComplete replacement.
     virtual void OnPrerenderCreatedMatchCompleteReplacement(
@@ skipping 197 matching lines @@
   PrerenderContents(PrerenderManager* prerender_manager,
                     Profile* profile,
                     const GURL& url,
                     const content::Referrer& referrer,
                     Origin origin,
                     uint8 experiment_id);
 
   // These call out to methods on our Observers, using our observer_list_. Note
   // that NotifyPrerenderStop() also clears the observer list.
   void NotifyPrerenderStart();
+  void NotifyPrerenderStopLoading();
   void NotifyPrerenderStop();
   void NotifyPrerenderAddAlias(const GURL& alias_url);
   void NotifyPrerenderCreatedMatchCompleteReplacement(
       PrerenderContents* replacement);
 
   // Called whenever a RenderViewHost is created for prerendering.  Only called
   // once the RenderViewHost has a RenderView and RenderWidgetHostView.
   virtual void OnRenderViewHostCreated(
       content::RenderViewHost* new_render_view_host);
 
@@ skipping 116 matching lines @@
 
   // Caches pages to be added to the history.
   AddPageVector add_page_vector_;
 
   DISALLOW_COPY_AND_ASSIGN(PrerenderContents);
 };
 
 }  // namespace prerender
 
 #endif  // CHROME_BROWSER_PRERENDER_PRERENDER_CONTENTS_H_