Replace more static casts in FWL (part 3)

xfa/src/fwl/src/core/fwl_contentimp.cpp

Index: xfa/src/fwl/src/core/fwl_contentimp.cpp
diff --git a/xfa/src/fwl/src/core/fwl_contentimp.cpp b/xfa/src/fwl/src/core/fwl_contentimp.cpp
index 130b4cb1a115ae41bd13c98e2b42aed57532ecc9..444cf0d537cc36e9705fe8022047c140d3830dde 100644
--- a/xfa/src/fwl/src/core/fwl_contentimp.cpp
+++ b/xfa/src/fwl/src/core/fwl_contentimp.cpp
@@ -58,7 +58,7 @@ FWL_ERR CFWL_ContentImp::InsertWidget(IFWL_Widget* pChild, int32_t nIndex) {
   if (nIndex == -1) {
     return FWL_ERR_Succeeded;
   }
-  CFWL_WidgetMgr* pMgr = (CFWL_WidgetMgr*)FWL_GetWidgetMgr();
+  CFWL_WidgetMgr* pMgr = static_cast<CFWL_WidgetMgr*>(FWL_GetWidgetMgr());
   if (!pMgr)
     return FWL_ERR_Indefinite;
   pMgr->SetWidgetIndex(pChild, nIndex);
@@ -71,7 +71,7 @@ FWL_ERR CFWL_ContentImp::RemoveWidget(IFWL_Widget* pWidget) {
   return FWL_ERR_Succeeded;
 }
 FWL_ERR CFWL_ContentImp::RemoveAllWidgets() {
-  CFWL_WidgetMgr* pMgr = (CFWL_WidgetMgr*)FWL_GetWidgetMgr();
+  CFWL_WidgetMgr* pMgr = static_cast<CFWL_WidgetMgr*>(FWL_GetWidgetMgr());
   if (!pMgr)
     return FWL_ERR_Indefinite;
   while (IFWL_Widget* widget =