Remove const from createPopupMenu

Source/web/ChromeClientImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 706 matching lines @@
 void ChromeClientImpl::updateCompositedSelectionBounds(const CompositedSelectionBound& anchor, const CompositedSelectionBound& focus)
 {
     m_webView->updateCompositedSelectionBounds(toWebSelectionBound(anchor), toWebSelectionBound(focus));
 }
 
 bool ChromeClientImpl::hasOpenedPopup() const
 {
     return m_webView->hasOpenedPopup();
 }
 
-PassRefPtrWillBeRawPtr<PopupMenu> ChromeClientImpl::createPopupMenu(LocalFrame& frame, PopupMenuClient* client) const
+PassRefPtrWillBeRawPtr<PopupMenu> ChromeClientImpl::createPopupMenu(LocalFrame& frame, PopupMenuClient* client)
 {
     if (WebViewImpl::useExternalPopupMenus())
         return adoptRefWillBeNoop(new ExternalPopupMenu(frame, client, *m_webView));
 
     return adoptRefWillBeNoop(new PopupMenuChromium(frame, client));
 }
 
 PagePopup* ChromeClientImpl::openPagePopup(PagePopupClient* client, const IntRect& originBoundsInRootView)
 {
     return m_webView->openPagePopup(client, originBoundsInRootView);
@@ skipping 125 matching lines @@
 {
     // FIXME: remove. See http://crbug.com/425756
     if (m_webView->autofillClient())
         m_webView->autofillClient()->openTextDataListChooser(WebInputElement(&input));
     WebLocalFrameImpl* webframe = WebLocalFrameImpl::fromFrame(input.document().frame());
     if (webframe->autofillClient())
         webframe->autofillClient()->openTextDataListChooser(WebInputElement(&input));
 }
 
 } // namespace blink