Move ContextMenuParams struct from webkit/glue to content/public/common. The reasons are:

chrome/browser/chromeos/login/webui_login_view.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_CHROMEOS_LOGIN_WEBUI_LOGIN_VIEW_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_WEBUI_LOGIN_VIEW_H_
 #pragma once
 
 #include <map>
 #include <string>
@@ skipping 96 matching lines @@
   StatusAreaView* status_area_;
 
   // DOMView for rendering a webpage as a webui login.
   DOMView* webui_login_;
 
  private:
   // Map type for the accelerator-to-identifier map.
   typedef std::map<ui::Accelerator, std::string> AccelMap;
 
   // Overridden from content::WebContentsDelegate.
-  virtual bool HandleContextMenu(const ContextMenuParams& params) OVERRIDE;
+  virtual bool HandleContextMenu(
+      const content::ContextMenuParams& params) OVERRIDE;
   virtual void HandleKeyboardEvent(
       const NativeWebKeyboardEvent& event) OVERRIDE;
   virtual bool IsPopupOrPanel(
       const content::WebContents* source) const OVERRIDE;
   virtual bool TakeFocus(bool reverse) OVERRIDE;
 
   // Called when focus is returned from status area.
   // |reverse| is true when focus is traversed backwards (using Shift-Tab).
   void ReturnFocus(bool reverse);
 
@@ skipping 22 matching lines @@
 
   // Caches StatusArea visibility setting before it has been initialized.
   bool status_area_visibility_on_init_;
 
   DISALLOW_COPY_AND_ASSIGN(WebUILoginView);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_WEBUI_LOGIN_VIEW_H_