Get rid of NULLs in xfa/

xfa/fxfa/parser/xfa_script_hostpseudomodel.cpp

Index: xfa/fxfa/parser/xfa_script_hostpseudomodel.cpp
diff --git a/xfa/fxfa/parser/xfa_script_hostpseudomodel.cpp b/xfa/fxfa/parser/xfa_script_hostpseudomodel.cpp
index 3adabe6a6ed63b48d72b00e71cdebaf223de08ee..9ade41ede6b32447d95f2395ae726fc2ce7a51af 100644
--- a/xfa/fxfa/parser/xfa_script_hostpseudomodel.cpp
+++ b/xfa/fxfa/parser/xfa_script_hostpseudomodel.cpp
@@ -313,7 +313,7 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_OpenList(
   if (!pNotify) {
     return;
   }
-  CXFA_Node* pNode = NULL;
+  CXFA_Node* pNode = nullptr;
   if (iLength >= 1) {
     std::unique_ptr<CFXJSE_Value> pValue(pArguments->GetValue(0));
     if (FXJSE_Value_IsObject(pValue.get())) {
@@ -449,7 +449,7 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_ResetData(
   }
   int32_t iStart = 0;
   CFX_WideString wsName;
-  CXFA_Node* pNode = NULL;
+  CXFA_Node* pNode = nullptr;
   int32_t iExpLength = wsExpression.GetLength();
   while (iStart < iExpLength) {
     iStart = XFA_FilterName(wsExpression.AsStringC(), iStart, wsName);
@@ -510,7 +510,7 @@ void CScript_HostPseudoModel::Script_HostPseudoModel_SetFocus(
   if (!pNotify) {
     return;
   }
-  CXFA_Node* pNode = NULL;
+  CXFA_Node* pNode = nullptr;
   if (iLength >= 1) {
     std::unique_ptr<CFXJSE_Value> pValue(pArguments->GetValue(0));
     if (FXJSE_Value_IsObject(pValue.get())) {
@@ -605,9 +605,9 @@ FX_BOOL CScript_HostPseudoModel::Script_HostPseudoModel_ValidateArgsForMsg(
     CFXJSE_Arguments* pArguments,
     int32_t iArgIndex,
     CFX_WideString& wsValue) {
-  if (pArguments == NULL || iArgIndex < 0) {
+  if (!pArguments || iArgIndex < 0)
     return FALSE;
-  }
+
   FX_BOOL bIsJsType = FALSE;
   if (m_pDocument->GetScriptContext()->GetType() ==
       XFA_SCRIPTLANGTYPE_Javascript) {