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

chrome/browser/chromeos/sim_dialog_delegate.cc

 // 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.
 
 #include "chrome/browser/chromeos/sim_dialog_delegate.h"
 
 #include "base/stringprintf.h"
 #include "chrome/browser/chromeos/login/user_manager.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/browser.h"
@@ skipping 107 matching lines @@
 void SimDialogDelegate::OnCloseContents(WebContents* source,
                                         bool* out_close_dialog) {
   if (out_close_dialog)
     *out_close_dialog = true;
 }
 
 bool SimDialogDelegate::ShouldShowDialogTitle() const {
   return false;
 }
 
-bool SimDialogDelegate::HandleContextMenu(const ContextMenuParams& params) {
+bool SimDialogDelegate::HandleContextMenu(
+    const content::ContextMenuParams& params) {
   // Disable context menu.
   return true;
 }
 
 }  // namespace chromeos