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

chrome/browser/ui/webui/chromeos/mobile_setup_dialog.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/ui/webui/chromeos/mobile_setup_dialog.h"
 
 #include "base/bind.h"
 #include "base/memory/singleton.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/platform_util.h"
@@ skipping 28 matching lines @@
   virtual string16 GetDialogTitle() const OVERRIDE;
   virtual GURL GetDialogContentURL() const OVERRIDE;
   virtual void GetWebUIMessageHandlers(
       std::vector<WebUIMessageHandler*>* handlers) const OVERRIDE;
   virtual void GetDialogSize(gfx::Size* size) const OVERRIDE;
   virtual std::string GetDialogArgs() const OVERRIDE;
   virtual void OnDialogClosed(const std::string& json_retval) OVERRIDE;
   virtual void OnCloseContents(WebContents* source,
                                bool* out_close_dialog) OVERRIDE;
   virtual bool ShouldShowDialogTitle() const OVERRIDE;
-  virtual bool HandleContextMenu(const ContextMenuParams& params) OVERRIDE;
+  virtual bool HandleContextMenu(
+      const content::ContextMenuParams& params) OVERRIDE;
 
  private:
 
   DISALLOW_COPY_AND_ASSIGN(MobileSetupDialogDelegate);
 };
 
 // static
 void MobileSetupDialog::Show() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   MobileSetupDialogDelegate::GetInstance()->ShowDialog();
@@ skipping 52 matching lines @@
 void MobileSetupDialogDelegate::OnCloseContents(WebContents* source,
                                                 bool* out_close_dialog) {
   *out_close_dialog = true;
 }
 
 bool MobileSetupDialogDelegate::ShouldShowDialogTitle() const {
   return true;
 }
 
 bool MobileSetupDialogDelegate::HandleContextMenu(
-    const ContextMenuParams& params) {
+    const content::ContextMenuParams& params) {
   return true;
 }