TextBreakIterator should use the C++ icu API instead of the C one

Source/web/ContextMenuClientImpl.cpp

 /*
  * Copyright (C) 2009, 2012 Google Inc. All rights reserved.
  *
  * 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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 82 matching lines @@
                 return ds->hasUnreachableURL() ? ds->unreachableURL() : ds->request().url();
         }
     }
     return WebURL();
 }
 
 // Helper function to determine whether text is a single word.
 static bool isASingleWord(const String& text)
 {
     TextBreakIterator* it = wordBreakIterator(text, 0, text.length());
-    return it && textBreakNext(it) == static_cast<int>(text.length());
+    return it && it->next() == static_cast<int>(text.length());
 }
 
 // Helper function to get misspelled word on which context menu
 // is to be invoked. This function also sets the word on which context menu
 // has been invoked to be the selected word, as required. This function changes
 // the selection only when there were no selected characters on OS X.
 static String selectMisspelledWord(Frame* selectedFrame)
 {
     // First select from selectedText to check for multiple word selection.
     String misspelledWord = selectedFrame->selectedText().stripWhiteSpace();
@@ skipping 298 matching lines @@
         outputItems[i] = subItems[i];
     subMenuItems.swap(outputItems);
 }
 
 void ContextMenuClientImpl::populateCustomMenuItems(const WebCore::ContextMenu* defaultMenu, WebContextMenuData* data)
 {
     populateSubMenuItems(defaultMenu->items(), data->customItems);
 }
 
 } // namespace WebKit