Split fwl/core class pt I.

xfa/fwl/core/ifwl_comboboxdp.h

Index: xfa/fwl/core/ifwl_comboboxdp.h
diff --git a/xfa/fde/ifde_txtedtdorecord.h b/xfa/fwl/core/ifwl_comboboxdp.h
similarity index 50%
copy from xfa/fde/ifde_txtedtdorecord.h
copy to xfa/fwl/core/ifwl_comboboxdp.h
index b6a4100d9944a0a1c6965bebecd3bf008bb89639..6990a3278142e3249ce8718af9e71f1696627f82 100644
--- a/xfa/fde/ifde_txtedtdorecord.h
+++ b/xfa/fwl/core/ifwl_comboboxdp.h
@@ -4,17 +4,17 @@
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
-#ifndef XFA_FDE_IFDE_TXTEDTDORECORD_H_
-#define XFA_FDE_IFDE_TXTEDTDORECORD_H_
+#ifndef XFA_FWL_CORE_IFWL_COMBOBOXDP_H_
+#define XFA_FWL_CORE_IFWL_COMBOBOXDP_H_
 
 #include "core/fxcrt/fx_system.h"
+#include "xfa/fwl/core/ifwl_listboxdp.h"
 
-class IFDE_TxtEdtDoRecord {
- public:
-  virtual ~IFDE_TxtEdtDoRecord() {}
+class IFWL_Widget;
 
-  virtual bool Redo() const = 0;
-  virtual bool Undo() const = 0;
+class IFWL_ComboBoxDP : public IFWL_ListBoxDP {
+ public:
+  virtual FX_FLOAT GetListHeight(IFWL_Widget* pWidget) = 0;
 };
 
-#endif  // XFA_FDE_IFDE_TXTEDTDORECORD_H_
+#endif  // XFA_FWL_CORE_IFWL_COMBOBOXDP_H_