Merge the CFWL_*Imp classes into the IFWL_* classes.

xfa/fwl/basewidget/ifwl_picturebox.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_BASEWIDGET_IFWL_PICTUREBOX_H_
-#define XFA_FWL_BASEWIDGET_IFWL_PICTUREBOX_H_
-
-#include "xfa/fwl/core/cfwl_widgetimpproperties.h"
-#include "xfa/fwl/core/fwl_error.h"
-#include "xfa/fwl/core/fwl_widgetimp.h"
-#include "xfa/fwl/core/ifwl_dataprovider.h"
-#include "xfa/fwl/core/ifwl_widget.h"
-
-#define FWL_CLASS_PictureBox L"FWL_PICTUREBOX"
-#define FWL_STYLEEXT_PTB_Left 0L << 0
-#define FWL_STYLEEXT_PTB_Center 1L << 0
-#define FWL_STYLEEXT_PTB_Right 2L << 0
-#define FWL_STYLEEXT_PTB_Top 0L << 2
-#define FWL_STYLEEXT_PTB_Vcenter 1L << 2
-#define FWL_STYLEEXT_PTB_Bottom 2L << 2
-#define FWL_STYLEEXT_PTB_Normal 0L << 4
-#define FWL_STYLEEXT_PTB_AutoSize 1L << 4
-#define FWL_STYLEEXT_PTB_StretchImage 2L << 4
-#define FWL_STYLEEXT_PTB_StretchHImage 3L << 4
-#define FWL_STYLEEXT_PTB_StretchVImage 4L << 4
-#define FWL_STYLEEXT_PTB_HAlignMask 3L << 0
-#define FWL_STYLEEXT_PTB_VAlignMask 3L << 2
-#define FWL_STYLEEXT_PTB_StretchAlignMask 7L << 4
-
-class CFX_DIBitmap;
-
-class IFWL_PictureBoxDP : public IFWL_DataProvider {
- public:
-  virtual CFX_DIBitmap* GetPicture(IFWL_Widget* pWidget) = 0;
-  virtual CFX_DIBitmap* GetErrorPicture(IFWL_Widget* pWidget) = 0;
-  virtual CFX_DIBitmap* GetInitialPicture(IFWL_Widget* pWidget) = 0;
-  virtual int32_t GetOpacity(IFWL_Widget* pWidget) = 0;
-  virtual int32_t GetFlipMode(IFWL_Widget* pWidget) = 0;
-  virtual FWL_Error GetMatrix(IFWL_Widget* pWidget, CFX_Matrix& matrix) = 0;
-};
-
-class IFWL_PictureBox : public IFWL_Widget {
- public:
-  static IFWL_PictureBox* Create(const CFWL_WidgetImpProperties& properties,
-                                 IFWL_Widget* pOuter);
-
- protected:
-  IFWL_PictureBox();
-};
-
-#endif  // XFA_FWL_BASEWIDGET_IFWL_PICTUREBOX_H_