Move didAccessInitialDocument to 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 "base/basictypes.h"
 #include "content/common/content_export.h"
 #include "content/public/common/javascript_message_type.h"
@@ skipping 61 matching lines @@
                                     const base::string16& default_prompt,
                                     const GURL& frame_url,
                                     JavaScriptMessageType type,
                                     IPC::Message* reply_msg) {}
 
   virtual void RunBeforeUnloadConfirm(RenderFrameHost* rfh,
                                       const base::string16& message,
                                       bool is_reload,
                                       IPC::Message* reply_msg) {}
 
+  // Another page accessed the top-level initial empty document, which means it
+  // is no longer safe to display a pending URL without risking a URL spoof.
+  virtual void DidAccessInitialDocument() {}
+
   // Return this object cast to a WebContents, if it is one. If the object is
   // not a WebContents, returns NULL.
   virtual WebContents* GetAsWebContents();
 
  protected:
   virtual ~RenderFrameHostDelegate() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_DELEGATE_H_