Merge delegates into IFWL_* classes.

xfa/fwl/core/ifwl_barcode.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/core/ifwl_barcode.h"
 
 #include "third_party/base/ptr_util.h"
 #include "xfa/fgas/font/fgas_gefont.h"
 #include "xfa/fwl/core/cfwl_themepart.h"
 #include "xfa/fwl/core/cfx_barcode.h"
 #include "xfa/fwl/core/fwl_noteimp.h"
 #include "xfa/fwl/core/ifwl_themeprovider.h"
 
 IFWL_Barcode::IFWL_Barcode(const IFWL_App* app,
                            const CFWL_WidgetImpProperties& properties)
     : IFWL_Edit(app, properties, nullptr), m_dwStatus(0), m_type(BC_UNKNOWN) {
-  SetDelegate(pdfium::MakeUnique<CFWL_BarcodeImpDelegate>(this));
 }
 
 IFWL_Barcode::~IFWL_Barcode() {}
 
 FWL_Type IFWL_Barcode::GetClassID() const {
   return FWL_Type::Barcode;
 }
 
 FWL_Error IFWL_Barcode::Update() {
   if (IsLocked()) {
@@ skipping 138 matching lines @@
     return TRUE;
   }
   BC_TYPE tEngineType = m_pBarcodeEngine->GetType();
   if (tEngineType == BC_QR_CODE || tEngineType == BC_PDF417 ||
       tEngineType == BC_DATAMATRIX) {
     return TRUE;
   }
   return FALSE;
 }
 
-CFWL_BarcodeImpDelegate::CFWL_BarcodeImpDelegate(IFWL_Barcode* pOwner)
-    : CFWL_EditImpDelegate(pOwner) {}
-
-void CFWL_BarcodeImpDelegate::OnProcessEvent(CFWL_Event* pEvent) {
+void IFWL_Barcode::OnProcessEvent(CFWL_Event* pEvent) {
   if (pEvent->GetClassID() == CFWL_EventType::TextChanged) {
-    IFWL_Barcode* pOwner = static_cast<IFWL_Barcode*>(m_pOwner);
-    pOwner->m_pBarcodeEngine.reset();
-    pOwner->m_dwStatus = XFA_BCS_NeedUpdate;
+    m_pBarcodeEngine.reset();
+    m_dwStatus = XFA_BCS_NeedUpdate;
   }
-  CFWL_EditImpDelegate::OnProcessEvent(pEvent);
+  IFWL_Edit::OnProcessEvent(pEvent);
 }