Cleanup unneeded FWL theme code.

xfa/fwl/theme/cfwl_checkboxtp.cpp

 // 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
 
 #include "xfa/fwl/theme/cfwl_checkboxtp.h"
 
 #include "core/fxge/cfx_pathdata.h"
 #include "xfa/fde/tto/fde_textout.h"
@@ skipping 23 matching lines @@
 
 CFWL_CheckBoxTP::~CFWL_CheckBoxTP() {
   if (m_pCheckPath)
     m_pCheckPath->Clear();
 }
 
 bool CFWL_CheckBoxTP::IsValidWidget(IFWL_Widget* pWidget) {
   return pWidget && pWidget->GetClassID() == FWL_Type::CheckBox;
 }
 
-uint32_t CFWL_CheckBoxTP::SetThemeID(IFWL_Widget* pWidget,
-                                     uint32_t dwThemeID,
-                                     FX_BOOL bChildren) {
+uint32_t CFWL_CheckBoxTP::SetThemeID(IFWL_Widget* pWidget, uint32_t dwThemeID) {
   if (m_pThemeData)
     SetThemeData(FWL_GetThemeColor(dwThemeID));
-  return CFWL_WidgetTP::SetThemeID(pWidget, dwThemeID, bChildren);
+  return CFWL_WidgetTP::SetThemeID(pWidget, dwThemeID);
 }
 
 FX_BOOL CFWL_CheckBoxTP::DrawText(CFWL_ThemeText* pParams) {
   if (!m_pTextOut)
     return FALSE;
   m_pTextOut->SetTextColor(pParams->m_dwStates & CFWL_PartState_Disabled
                                ? FWLTHEME_CAPACITY_TextDisColor
                                : FWLTHEME_CAPACITY_TextColor);
   return CFWL_WidgetTP::DrawText(pParams);
 }
@@ skipping 448 matching lines @@
                            pt1.x + px2 * FX_BEZIER, pt1.y + py2 * FX_BEZIER,
                            pt1.x, pt1.y);
     FX_FLOAT fScale = fCheckLen / kSignPath;
     CFX_Matrix mt;
     mt.Set(1, 0, 0, 1, 0, 0);
     mt.Scale(fScale, fScale);
     CFX_PathData* pData = m_pCheckPath->GetPathData();
     pData->Transform(&mt);
   }
 }