Rename common methods between ifwl and cfwl.

xfa/fwl/core/ifwl_combobox.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_CORE_IFWL_COMBOBOX_H_
 #define XFA_FWL_CORE_IFWL_COMBOBOX_H_
 
 #include <memory>
@@ skipping 102 matching lines @@
            !(m_pComboBoxProxy->GetStates() & FWL_WGTSTATE_Invisible);
   }
   void ShowDropList(bool bActivate);
 
   IFWL_ComboEdit* GetComboEdit() const { return m_pEdit.get(); }
 
   void ProcessSelChanged(bool bLButtonUp);
   int32_t GetCurrentSelection() const { return m_iCurSel; }
 
  private:
-  FX_FLOAT GetListHeight();
+  FX_FLOAT GetDataProviderListHeight();
   bool IsDropDownStyle() const {
     return !!(m_pProperties->m_dwStyleExes & FWL_STYLEEXT_CMB_DropDown);
   }
   void MatchEditText();
   void SyncEditText(int32_t iListItem);
   void Layout();
   void ResetTheme();
   void ResetEditAlignment();
   void ResetListItemAlignment();
   void InitProxyForm();
@@ skipping 34 matching lines @@
   IFWL_ComboBoxProxy* m_pComboBoxProxy;  // Can this be a unique_ptr?
   bool m_bLButtonDown;
   bool m_bUpFormHandler;
   int32_t m_iCurSel;
   int32_t m_iBtnState;
   FX_FLOAT m_fComboFormHandler;
   FX_FLOAT m_fItemHeight;
 };
 
 #endif  // XFA_FWL_CORE_IFWL_COMBOBOX_H_