Get rid of NULLs in xfa/

xfa/fxfa/parser/xfa_locale.cpp

Index: xfa/fxfa/parser/xfa_locale.cpp
diff --git a/xfa/fxfa/parser/xfa_locale.cpp b/xfa/fxfa/parser/xfa_locale.cpp
index bebb3ba6c592b6e35a34b8587be01f58a44136d5..18cb0687d403d0af2a6fae46303ba50e7e799379 100644
--- a/xfa/fxfa/parser/xfa_locale.cpp
+++ b/xfa/fxfa/parser/xfa_locale.cpp
@@ -138,9 +138,9 @@ CFX_WideString CXFA_XMLLocale::GetCalendarSymbol(const CFX_ByteStringC& symbol,
 void CXFA_XMLLocale::GetDatePattern(FX_LOCALEDATETIMESUBCATEGORY eType,
                                     CFX_WideString& wsPattern) const {
   CXML_Element* pElement = m_pLocaleData->GetElement("", "datePatterns");
-  if (pElement == NULL) {
+  if (!pElement)
     return;
-  }
+
   CFX_WideString wsName;
   switch (eType) {
     case FX_LOCALEDATETIMESUBCATEGORY_Short:
@@ -162,9 +162,9 @@ void CXFA_XMLLocale::GetDatePattern(FX_LOCALEDATETIMESUBCATEGORY eType,
 void CXFA_XMLLocale::GetTimePattern(FX_LOCALEDATETIMESUBCATEGORY eType,
                                     CFX_WideString& wsPattern) const {
   CXML_Element* pElement = m_pLocaleData->GetElement("", "timePatterns");
-  if (pElement == NULL) {
+  if (!pElement)
     return;
-  }
+
   CFX_WideString wsName;
   switch (eType) {
     case FX_LOCALEDATETIMESUBCATEGORY_Short:
@@ -186,9 +186,9 @@ void CXFA_XMLLocale::GetTimePattern(FX_LOCALEDATETIMESUBCATEGORY eType,
 void CXFA_XMLLocale::GetNumPattern(FX_LOCALENUMSUBCATEGORY eType,
                                    CFX_WideString& wsPattern) const {
   CXML_Element* pElement = m_pLocaleData->GetElement("", "numberPatterns");
-  if (pElement == NULL) {
+  if (!pElement)
     return;
-  }
+
   switch (eType) {
     case FX_LOCALENUMPATTERN_Percent:
       wsPattern = g_FX_Percent;
@@ -257,7 +257,7 @@ void CXFA_NodeLocale::GetNumbericSymbol(FX_LOCALENUMSYMBOL eType,
 }
 void CXFA_NodeLocale::GetDateTimeSymbols(CFX_WideString& wsDtSymbol) const {
   CXFA_Node* pSymbols =
-      m_pLocale ? m_pLocale->GetChild(0, XFA_ELEMENT_DateTimeSymbols) : NULL;
+      m_pLocale ? m_pLocale->GetChild(0, XFA_ELEMENT_DateTimeSymbols) : nullptr;
   wsDtSymbol = pSymbols ? pSymbols->GetContent() : CFX_WideString();
 }
 void CXFA_NodeLocale::GetMonthName(int32_t nMonth,
@@ -337,7 +337,7 @@ void CXFA_NodeLocale::GetNumPattern(FX_LOCALENUMSUBCATEGORY eType,
 CXFA_Node* CXFA_NodeLocale::GetNodeByName(CXFA_Node* pParent,
                                           const CFX_WideStringC& wsName) const {
   CXFA_Node* pChild =
-      pParent ? pParent->GetNodeItem(XFA_NODEITEM_FirstChild) : NULL;
+      pParent ? pParent->GetNodeItem(XFA_NODEITEM_FirstChild) : nullptr;
   while (pChild) {
     CFX_WideString wsChild;
     if (pChild->GetAttribute(XFA_ATTRIBUTE_Name, wsChild)) {
@@ -347,12 +347,12 @@ CXFA_Node* CXFA_NodeLocale::GetNodeByName(CXFA_Node* pParent,
     }
     pChild = pChild->GetNodeItem(XFA_NODEITEM_NextSibling);
   }
-  return NULL;
+  return nullptr;
 }
 CFX_WideString CXFA_NodeLocale::GetSymbol(
     XFA_ELEMENT eElement,
     const CFX_WideStringC& symbol_type) const {
-  CXFA_Node* pSymbols = m_pLocale ? m_pLocale->GetChild(0, eElement) : NULL;
+  CXFA_Node* pSymbols = m_pLocale ? m_pLocale->GetChild(0, eElement) : nullptr;
   CXFA_Node* pSymbol = GetNodeByName(pSymbols, symbol_type);
   return pSymbol ? pSymbol->GetContent() : CFX_WideString();
 }
@@ -360,7 +360,7 @@ CFX_WideString CXFA_NodeLocale::GetCalendarSymbol(XFA_ELEMENT eElement,
                                                   int index,
                                                   FX_BOOL bAbbr) const {
   CXFA_Node* pCalendar =
-      m_pLocale ? m_pLocale->GetChild(0, XFA_ELEMENT_CalendarSymbols) : NULL;
+      m_pLocale ? m_pLocale->GetChild(0, XFA_ELEMENT_CalendarSymbols) : nullptr;
   if (pCalendar) {
     CXFA_Node* pNode = pCalendar->GetFirstChildByClass(eElement);
     for (; pNode; pNode = pNode->GetNextSameClassSibling(eElement)) {