Move fwl/lightwidget to fwl/core

xfa/fwl/lightwidget/cfwl_checkbox.h

-// Copyright 2014 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_FWL_LIGHTWIDGET_CFWL_CHECKBOX_H_
-#define XFA_FWL_LIGHTWIDGET_CFWL_CHECKBOX_H_
-
-#include "xfa/fwl/core/ifwl_checkbox.h"
-#include "xfa/fwl/lightwidget/cfwl_widget.h"
-
-class CFWL_CheckBox : public CFWL_Widget {
- public:
-  CFWL_CheckBox();
-  ~CFWL_CheckBox() override;
-
-  IFWL_CheckBox* GetWidget() override;
-  const IFWL_CheckBox* GetWidget() const override;
-
-  FWL_Error Initialize(const CFWL_WidgetProperties* pProperties = nullptr);
-  FWL_Error SetCaption(const CFX_WideStringC& wsCaption);
-  FWL_Error SetBoxSize(FX_FLOAT fHeight);
-  int32_t GetCheckState();
-  FWL_Error SetCheckState(int32_t iCheck);
-
- protected:
-  class CFWL_CheckBoxDP : public IFWL_CheckBoxDP {
-   public:
-    CFWL_CheckBoxDP();
-
-    // IFWL_DataProvider
-    FWL_Error GetCaption(IFWL_Widget* pWidget,
-                         CFX_WideString& wsCaption) override;
-
-    // IFWL_CheckBoxDP
-    FX_FLOAT GetBoxSize(IFWL_Widget* pWidget) override;
-
-    FX_FLOAT m_fBoxHeight;
-    CFX_WideString m_wsCaption;
-  };
-
-  CFWL_CheckBoxDP m_checkboxData;
-};
-
-#endif  // XFA_FWL_LIGHTWIDGET_CFWL_CHECKBOX_H_