Remove some FWL code.

xfa/fwl/basewidget/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_BASEWIDGET_IFWL_COMBOBOX_H_
 #define XFA_FWL_BASEWIDGET_IFWL_COMBOBOX_H_
 
 #include "xfa/fwl/basewidget/ifwl_listbox.h"
@@ skipping 32 matching lines @@
 #define FWL_PART_CMB_Background 3
 #define FWL_PART_CMB_DropDownButton 4
 #define FWL_PART_CMB_Caption 5
 #define FWL_PART_CMB_StretcgHandler 6
 #define FWL_PARTSTATE_CMB_Normal (0L << 0)
 #define FWL_PARTSTATE_CMB_Hovered (1L << 0)
 #define FWL_PARTSTATE_CMB_Pressed (2L << 0)
 #define FWL_PARTSTATE_CMB_Disabled (3L << 0)
 #define FWL_PARTSTATE_CMB_Selected (1L << 2)
 #define FWL_WGTCAPACITY_CMB_ComboFormHandler (FWL_WGTCAPACITY_MAX + 7)
-#define FWL_EVT_CMB_DropDown L"FWL_EVENT_CMB_PreDropDown"
-#define FWL_EVT_CMB_PostDropDown L"FWL_EVENT_CMB_PostDropDown"
-#define FWL_EVT_CMB_CloseUp L"FWL_EVENT_CMB_CloseUp"
-#define FWL_EVT_CMB_EditChanged L"FWL_EVENT_CMB_EditChanged"
-#define FWL_EVT_CMB_SelChanged L"FWL_EVENT_CMB_SelChanged"
-#define FWL_EVT_CMB_HoverChanged L"FWL_EVENT_CMB_HoverChanged"
-#define FWL_EVT_CMB_DrawItem L"FWL_EVENT_CMB_DrawItem"
+// TODO(dsinclair): Event hash is hash of string, cleanup. pdfium:474
 #define FWL_EVTHASH_CMB_PreDropDown 1357646798
 #define FWL_EVTHASH_CMB_PostDropDown 3677010285
 #define FWL_EVTHASH_CMB_CloseUp 2871271190
 #define FWL_EVTHASH_CMB_EditChanged 1527034762
 #define FWL_EVTHASH_CMB_SelChanged 2923227784
 #define FWL_EVTHASH_CMB_HoverChanged 944325448
 #define FWL_EVTHASH_CMB_DrawItem 917354551
 
-enum FWL_CMB_TEXTCHANGED {
-  FWL_CMB_TEXTCHANGED_Insert = 0,
-  FWL_CMB_TEXTCHANGED_Delete,
-  FWL_CMB_TEXTCHANGED_Replace,
-};
-
 BEGIN_FWL_EVENT_DEF(CFWL_EvtCmbPreDropDown, FWL_EVTHASH_CMB_PreDropDown)
 END_FWL_EVENT_DEF
 
 BEGIN_FWL_EVENT_DEF(CFWL_EvtCmbPostDropDown, FWL_EVTHASH_CMB_PostDropDown)
 END_FWL_EVENT_DEF
 
 BEGIN_FWL_EVENT_DEF(CFWL_EvtCmbCloseUp, FWL_EVTHASH_CMB_CloseUp)
 END_FWL_EVENT_DEF
 
 BEGIN_FWL_EVENT_DEF(CFWL_EvtCmbEditChanged, FWL_EVTHASH_CMB_EditChanged)
@@ skipping 59 matching lines @@
   FX_BOOL EditDeSelect();
   FWL_ERR GetBBox(CFX_RectF& rect);
   FWL_ERR EditModifyStylesEx(uint32_t dwStylesExAdded,
                              uint32_t dwStylesExRemoved);
 
  protected:
   IFWL_ComboBox();
 };
 
 #endif  // XFA_FWL_BASEWIDGET_IFWL_COMBOBOX_H_