Consider an immediate redirect as machine-initiated and slow one as...

chrome/browser/renderer_host/render_view_host.h

 // Copyright (c) 2009 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_RENDERER_HOST_RENDER_VIEW_HOST_H_
 #define CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 477 matching lines @@
   void OnMsgOpenURL(const GURL& url, const GURL& referrer,
                     WindowOpenDisposition disposition);
   void OnMsgDidContentsPreferredWidthChange(int pref_width);
   void OnMsgDomOperationResponse(const std::string& json_string,
                                  int automation_id);
   void OnMsgDOMUISend(const std::string& message,
                       const std::string& content);
   void OnMsgForwardMessageToExternalHost(const std::string& message,
                                          const std::string& origin,
                                          const std::string& target);
+  void OnMsgDocumentLoadedInFrame();
   void OnMsgGoToEntryAtOffset(int offset);
   void OnMsgSetTooltipText(const std::wstring& tooltip_text);
   void OnMsgSelectionChanged(const std::string& text);
   void OnMsgPasteFromSelectionClipboard();
   void OnMsgRunFileChooser(bool multiple_files,
                            const string16& title,
                            const FilePath& default_file);
   void OnMsgRunJavaScriptMessage(const std::wstring& message,
                                  const std::wstring& default_prompt,
                                  const GURL& frame_url,
@@ skipping 125 matching lines @@
   // not an extension.
   scoped_ptr<ExtensionFunctionDispatcher> extension_function_dispatcher_;
 
   // True if the render view can be shut down suddenly.
   bool sudden_termination_allowed_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewHost);
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_H_