Convert last batch of casts in fwl.

xfa/src/fwl/src/core/fwl_noteimp.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 "../../../foxitlib.h"
 #include "include/fwl_targetimp.h"
 #include "include/fwl_widgetimp.h"
 #include "include/fwl_widgetmgrimp.h"
@@ skipping 674 matching lines @@
 FX_BOOL CFWL_NoteDriver::DoWindowMove(CFWL_MsgWindowMove* pMsg,
                                       IFWL_Widget* pMessageForm) {
   return pMsg->m_pDstTarget == pMessageForm;
 }
 FX_BOOL CFWL_NoteDriver::DoDragFiles(CFWL_MsgDropFiles* pMsg,
                                      IFWL_Widget* pMessageForm) {
   return pMsg->m_pDstTarget == pMessageForm;
 }
 FX_BOOL CFWL_NoteDriver::DoMouseEx(CFWL_MsgMouse* pMsg,
                                    IFWL_Widget* pMessageForm) {
-  CFWL_WidgetMgr* pWidgetMgr = (CFWL_WidgetMgr*)FWL_GetWidgetMgr();
+  CFWL_WidgetMgr* pWidgetMgr = static_cast<CFWL_WidgetMgr*>(FWL_GetWidgetMgr());
   if (!pWidgetMgr)
     return FALSE;
   IFWL_Widget* pTarget = NULL;
   if (m_pGrab)
     pTarget = m_pGrab;
   if (!pTarget) {
     pTarget =
         pWidgetMgr->GetWidgetAtPoint(pMessageForm, pMsg->m_fx, pMsg->m_fy);
     while (pTarget && pTarget->GetClassID() == FWL_CLASSHASH_Grid) {
       pTarget = pTarget->GetParent();
@@ skipping 380 matching lines @@
     return NULL;
   return widget->GetInterface();
 }
 FWL_ERR FWL_SetHook(IFWL_NoteDriver* driver,
                     FWLMessageHookCallback callback,
                     void* info) {
   CFWL_NoteDriver* noteDriver = static_cast<CFWL_NoteDriver*>(driver);
   noteDriver->SetHook(callback, info);
   return FWL_ERR_Succeeded;
 }