Remove CLASSHASH defines in favour of an enum class.

xfa/fwl/basewidget/fwl_tooltipctrlimp.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/basewidget/fwl_tooltipctrlimp.h"
 
 #include "xfa/fde/tto/fde_textout.h"
 #include "xfa/fwl/basewidget/ifwl_tooltip.h"
@@ skipping 39 matching lines @@
       m_iTTOAlign(FDE_TTOALIGNMENT_Center),
       m_hTimerShow(NULL),
       m_hTimerHide(NULL),
       m_pTimer(NULL) {
   m_rtClient.Set(0, 0, 0, 0);
   m_rtCaption.Set(0, 0, 0, 0);
   m_rtAnchor.Set(0, 0, 0, 0);
   m_TimerShow.m_pToolTip = this;
   m_TimerHide.m_pToolTip = this;
 }
+
 CFWL_ToolTipImp::~CFWL_ToolTipImp() {
   if (m_pTimer) {
     delete m_pTimer;
     m_pTimer = NULL;
   }
 }
+
 FWL_Error CFWL_ToolTipImp::GetClassName(CFX_WideString& wsClass) const {
   wsClass = FWL_CLASS_ToolTip;
   return FWL_Error::Succeeded;
 }
-uint32_t CFWL_ToolTipImp::GetClassID() const {
-  return FWL_CLASSHASH_ToolTip;
+
+FWL_Type CFWL_ToolTipImp::GetClassID() const {
+  return FWL_Type::ToolTip;
 }
+
 FWL_Error CFWL_ToolTipImp::Initialize() {
   m_pProperties->m_dwStyles |= FWL_WGTSTYLE_Popup;
   m_pProperties->m_dwStyles &= ~FWL_WGTSTYLE_Child;
   if (CFWL_WidgetImp::Initialize() != FWL_Error::Succeeded)
     return FWL_Error::Indefinite;
+
   m_pDelegate = new CFWL_ToolTipImpDelegate(this);
   return FWL_Error::Succeeded;
 }
+
 FWL_Error CFWL_ToolTipImp::Finalize() {
   delete m_pDelegate;
   m_pDelegate = nullptr;
   return CFWL_WidgetImp::Finalize();
 }
 FWL_Error CFWL_ToolTipImp::GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize) {
   if (bAutoSize) {
     rect.Set(0, 0, 0, 0);
     if (m_pProperties->m_pThemeProvider == NULL) {
       m_pProperties->m_pThemeProvider = GetAvailableTheme();
@@ skipping 204 matching lines @@
 void CFWL_ToolTipImpDelegate::OnProcessMessage(CFWL_Message* pMessage) {
   CFWL_WidgetImpDelegate::OnProcessMessage(pMessage);
 }
 
 void CFWL_ToolTipImpDelegate::OnProcessEvent(CFWL_Event* pEvent) {}
 
 void CFWL_ToolTipImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
                                            const CFX_Matrix* pMatrix) {
   m_pOwner->DrawWidget(pGraphics, pMatrix);
 }