Remove dead code from EditingStyle.

sky/engine/core/editing/Editor.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2008 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 349 matching lines @@
         target = m_frame.document()->documentElement();
 
     return target;
 }
 
 Element* Editor::findEventTargetFromSelection() const
 {
     return findEventTargetFrom(m_frame.selection().selection());
 }
 
-bool Editor::selectionStartHasStyle(CSSPropertyID propertyID, const String& value) const
-{
-    return EditingStyle::create(propertyID, value)->triStateOfStyle(
-        EditingStyle::styleAtSelectionStart(m_frame.selection().selection(), propertyID == CSSPropertyBackgroundColor).get());
-}
-
-TriState Editor::selectionHasStyle(CSSPropertyID propertyID, const String& value) const
-{
-    return EditingStyle::create(propertyID, value)->triStateOfStyle(m_frame.selection().selection());
-}
-
-String Editor::selectionStartCSSPropertyValue(CSSPropertyID propertyID)
-{
-    RefPtr<EditingStyle> selectionStyle = EditingStyle::styleAtSelectionStart(m_frame.selection().selection(),
-        propertyID == CSSPropertyBackgroundColor);
-    if (!selectionStyle || !selectionStyle->style())
-        return String();
-
-    if (propertyID == CSSPropertyFontSize)
-        return String::number(selectionStyle->legacyFontSize(m_frame.document()));
-    return selectionStyle->style()->getPropertyValue(propertyID);
-}
-
 static void dispatchEditableContentChangedEvents(PassRefPtr<Element> startRoot, PassRefPtr<Element> endRoot)
 {
     if (startRoot)
         startRoot->dispatchEvent(Event::create(EventTypeNames::webkitEditableContentChanged), IGNORE_EXCEPTION);
     if (endRoot && endRoot != startRoot)
         endRoot->dispatchEvent(Event::create(EventTypeNames::webkitEditableContentChanged), IGNORE_EXCEPTION);
 }
 
 void Editor::appliedEditing(PassRefPtr<CompositeEditCommand> cmd)
 {
@@ skipping 441 matching lines @@
     return m_frame.spellChecker();
 }
 
 void Editor::toggleOverwriteModeEnabled()
 {
     m_overwriteModeEnabled = !m_overwriteModeEnabled;
     frame().selection().setShouldShowBlockCursor(m_overwriteModeEnabled);
 }
 
 } // namespace blink