Remove FX_DWORD from XFA, part 2

xfa/fwl/core/ifwl_widgetmgrdelegate.h

 // Copyright 2016 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_CORE_IFWL_WIDGETMGRDELEGATE_H_
 #define XFA_FWL_CORE_IFWL_WIDGETMGRDELEGATE_H_
 
 #include "core/fxcrt/include/fx_system.h"
 #include "xfa/fwl/core/fwl_error.h"
 
 #define FWL_WGTMGR_DisableThread 0x00000001
 #define FWL_WGTMGR_DisableForm 0x00000002
 
 class CFWL_Message;
 class CFX_Graphics;
 class CFX_Matrix;
 class IFWL_Widget;
 
 class IFWL_WidgetMgrDelegate {
  public:
   virtual ~IFWL_WidgetMgrDelegate() {}
 
   virtual FWL_ERR OnSetCapability(
-      FX_DWORD dwCapability = FWL_WGTMGR_DisableThread) = 0;
+      uint32_t dwCapability = FWL_WGTMGR_DisableThread) = 0;
   virtual int32_t OnProcessMessageToForm(CFWL_Message* pMessage) = 0;
   virtual FWL_ERR OnDrawWidget(IFWL_Widget* pWidget,
                                CFX_Graphics* pGraphics,
                                const CFX_Matrix* pMatrix = nullptr) = 0;
 };
 
 #endif  // XFA_FWL_CORE_IFWL_WIDGETMGRDELEGATE_H_