OOPIF: History navigations for new child frames.

content/browser/frame_host/navigator.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_NAVIGATOR_H_
 #define CONTENT_BROWSER_FRAME_HOST_NAVIGATOR_H_
 
 #include "base/memory/ref_counted.h"
 #include "base/time/time.h"
 #include "content/browser/frame_host/navigator_delegate.h"
@@ skipping 78 matching lines @@
   //
   // TODO(nasko): Remove this method from the interface, since Navigator and
   // NavigationController know about each other. This will be possible once
   // initialization of Navigator and NavigationController is properly done.
   virtual bool NavigateToPendingEntry(
       FrameTreeNode* frame_tree_node,
       const FrameNavigationEntry& frame_entry,
       NavigationController::ReloadType reload_type,
       bool is_same_document_history_load);
 
+  // Called on a newly created subframe during a history navigation. The browser
+  // process looks up the corresponding FrameNavigationEntry for the new frame
+  // based on |unique_name| and navigates it in the correct process. Returns
+  // false if the FrameNavigationEntry can't be found or the navigation fails.
+  // This is only used in OOPIF-enabled modes.
+  virtual bool NavigateNewChildFrame(RenderFrameHostImpl* render_frame_host,
+                                     const std::string& unique_name);
+
   // Navigation requests -------------------------------------------------------
 
   virtual base::TimeTicks GetCurrentLoadStart();
 
   // The RenderFrameHostImpl has received a request to open a URL with the
   // specified |disposition|.
   virtual void RequestOpenURL(RenderFrameHostImpl* render_frame_host,
                               const GURL& url,
                               SiteInstance* source_site_instance,
                               const Referrer& referrer,
@@ skipping 70 matching lines @@
       const base::TimeTicks& renderer_before_unload_end_time) {}
 
  protected:
   friend class base::RefCounted<Navigator>;
   virtual ~Navigator() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_NAVIGATOR_H_