Remove the compile time flag for DATALIST Element.

Source/core/html/InputType.h

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2012 Samsung Electronics. 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
@@ skipping 252 matching lines @@
     virtual bool supportsReadOnly() const;
     virtual void updateInnerTextValue();
     virtual void updatePlaceholderText();
     virtual void attributeChanged();
     virtual void multipleAttributeChanged();
     virtual void disabledAttributeChanged();
     virtual void readonlyAttributeChanged();
     virtual void requiredAttributeChanged();
     virtual void valueAttributeChanged();
     virtual String defaultToolTip() const;
-#if ENABLE(DATALIST_ELEMENT)
     virtual void listAttributeTargetChanged();
     virtual Decimal findClosestTickMarkValue(const Decimal&);
-#endif
     virtual void updateClearButtonVisibility();
 
     // Parses the specified string for the type, and return
     // the Decimal value for the parsing result if the parsing
     // succeeds; Returns defaultValue otherwise. This function can
     // return NaN or Infinity only if defaultValue is NaN or Infinity.
     virtual Decimal parseToNumber(const String&, const Decimal& defaultValue) const;
 
     // Parses the specified string for this InputType, and returns true if it
     // is successfully parsed. An instance pointed by the DateComponents*
@@ skipping 27 matching lines @@
 private:
     // Helper for stepUp()/stepDown(). Adds step value * count to the current value.
     void applyStep(int count, AnyStepHandling, TextFieldEventBehavior, ExceptionCode&);
 
     // Raw pointer because the HTMLInputElement object owns this InputType object.
     HTMLInputElement* m_element;
 };
 
 } // namespace WebCore
 #endif