Clean up forward declarations in Source/core/html

Source/core/html/forms/DateInputType.h

 /*
  * Copyright (C) 2010 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 18 matching lines @@
  */
 
 #ifndef DateInputType_h
 #define DateInputType_h
 
 #include "core/html/forms/BaseChooserOnlyDateAndTimeInputType.h"
 #include "core/html/forms/BaseMultipleFieldsDateAndTimeInputType.h"
 
 namespace blink {
 
-class PickerIndicatorElement;
-
 #if ENABLE(INPUT_MULTIPLE_FIELDS_UI)
 typedef BaseMultipleFieldsDateAndTimeInputType BaseDateInputType;
 #else
 typedef BaseChooserOnlyDateAndTimeInputType BaseDateInputType;
 #endif
 
 class DateInputType FINAL : public BaseDateInputType {
 public:
     static PassRefPtrWillBeRawPtr<InputType> create(HTMLInputElement&);
 
@@ skipping 10 matching lines @@
     // BaseMultipleFieldsDateAndTimeInputType functions
     virtual String formatDateTimeFieldsState(const DateTimeFieldsState&) const OVERRIDE;
     virtual void setupLayoutParameters(DateTimeEditElement::LayoutParameters&, const DateComponents&) const OVERRIDE;
     virtual bool isValidFormat(bool hasYear, bool hasMonth, bool hasWeek, bool hasDay, bool hasAMPM, bool hasHour, bool hasMinute, bool hasSecond) const OVERRIDE;
 #endif
 };
 
 } // namespace blink
 
 #endif // DateInputType_h