Help: Hook up the 'Get help' button.

chrome/browser/ui/webui/help/help_handler.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_UI_WEBUI_HELP_HELP_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_HELP_HELP_HANDLER_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
@@ skipping 18 matching lines @@
 
  private:
   // Initializes querying values for the page.
   void OnPageLoaded(const base::ListValue* args);
 
 #if defined(OS_MACOSX)
   // Promotes the updater for all users.
   void PromoteUpdater(const base::ListValue* args);
 #endif
 
-  // Relaunches the browser. |args| must be NULL.
+  // Relaunches the browser. |args| must be empty.
   void RelaunchNow(const base::ListValue* args);
 
-  // Opens the feedback dialog. |args| must be NULL.
+  // Opens the feedback dialog. |args| must be empty.
   void OpenFeedbackDialog(const base::ListValue* args);
 
+  // Opens the help page. |args| must be empty.
+  void OpenHelpPage(const base::ListValue* args);
+
 #if defined(OS_CHROMEOS)
   // Sets the release track version.
   void SetReleaseTrack(const base::ListValue* args);
 #endif
 
   // Callback method which forwards status updates to the page.
   void SetUpdateStatus(VersionUpdater::Status status, int progress,
                        const string16& fail_message);
 
 #if defined(OS_MACOSX)
@@ skipping 17 matching lines @@
   chromeos::VersionLoader loader_;
 
   // Used to request the version.
   CancelableRequestConsumer consumer_;
 #endif  // defined(OS_CHROMEOS)
 
   DISALLOW_COPY_AND_ASSIGN(HelpHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_HELP_HELP_HANDLER_H_