Revert of Replace Release() { delete this; } in fde_xml_imp.h

xfa/fde/xml/fde_xml_imp.cpp

Index: xfa/fde/xml/fde_xml_imp.cpp
diff --git a/xfa/fde/xml/fde_xml_imp.cpp b/xfa/fde/xml/fde_xml_imp.cpp
index f630a8995e3c51ee381bd1162e6479708d6c3e3d..446db86950c3edc88a46aa2d93736158f031fa5b 100644
--- a/xfa/fde/xml/fde_xml_imp.cpp
+++ b/xfa/fde/xml/fde_xml_imp.cpp
@@ -77,17 +77,15 @@
 CFDE_XMLNode::~CFDE_XMLNode() {
   DeleteChildren();
 }
-
 void CFDE_XMLNode::DeleteChildren() {
-  CFDE_XMLNode* pChild = m_pChild;
-  while (pChild) {
-    CFDE_XMLNode* pNext = pChild->m_pNext;
-    delete pChild;
-    pChild = pNext;
-  }
-  m_pChild = nullptr;
-}
-
+  CFDE_XMLNode *pChild = m_pChild, *pTemp;
+  while (pChild != NULL) {
+    pTemp = pChild->m_pNext;
+    pChild->Release();
+    pChild = pTemp;
+  }
+  m_pChild = NULL;
+}
 int32_t CFDE_XMLNode::CountChildNodes() const {
   int32_t iCount = 0;
   CFDE_XMLNode* pChild = m_pChild;
@@ -512,9 +510,6 @@
     : m_wsTarget(wsTarget) {
   ASSERT(m_wsTarget.GetLength() > 0);
 }
-
-CFDE_XMLInstruction::~CFDE_XMLInstruction() {}
-
 CFDE_XMLNode* CFDE_XMLInstruction::Clone(FX_BOOL bRecursive) {
   CFDE_XMLInstruction* pClone = new CFDE_XMLInstruction(m_wsTarget);
   if (!pClone) {
@@ -832,12 +827,8 @@
   }
   InsertChildNode(new CFDE_XMLText(wsText));
 }
-
 CFDE_XMLText::CFDE_XMLText(const CFX_WideString& wsText)
     : CFDE_XMLNode(), m_wsText(wsText) {}
-
-CFDE_XMLText::~CFDE_XMLText() {}
-
 CFDE_XMLNode* CFDE_XMLText::Clone(FX_BOOL bRecursive) {
   CFDE_XMLText* pClone = new CFDE_XMLText(m_wsText);
   return pClone;
@@ -845,9 +836,6 @@
 
 CFDE_XMLCharData::CFDE_XMLCharData(const CFX_WideString& wsCData)
     : CFDE_XMLDeclaration(), m_wsCharData(wsCData) {}
-
-CFDE_XMLCharData::~CFDE_XMLCharData() {}
-
 CFDE_XMLNode* CFDE_XMLCharData::Clone(FX_BOOL bRecursive) {
   CFDE_XMLCharData* pClone = new CFDE_XMLCharData(m_wsCharData);
   return pClone;
@@ -872,19 +860,23 @@
       m_pRoot->DeleteChildren();
     }
   } else {
-    delete m_pRoot;
-    m_pRoot = nullptr;
+    if (m_pRoot != NULL) {
+      m_pRoot->Release();
+      m_pRoot = NULL;
+    }
   }
   ReleaseParser();
 }
-
 void CFDE_XMLDoc::ReleaseParser() {
-  delete m_pXMLParser;
-  m_pXMLParser = nullptr;
-  delete m_pSyntaxParser;
-  m_pSyntaxParser = nullptr;
-}
-
+  if (m_pXMLParser != NULL) {
+    m_pXMLParser->Release();
+    m_pXMLParser = NULL;
+  }
+  if (m_pSyntaxParser != NULL) {
+    m_pSyntaxParser->Release();
+    m_pSyntaxParser = NULL;
+  }
+}
 FX_BOOL CFDE_XMLDoc::LoadXML(IFX_Stream* pXMLStream,
                              int32_t iXMLPlaneSize,
                              int32_t iTextDataSize,
@@ -927,23 +919,21 @@
   }
   return TRUE;
 }
-
-FX_BOOL CFDE_XMLDoc::LoadXML(IFDE_XMLParser* pXMLParser) {
-  if (!pXMLParser)
+FX_BOOL CFDE_XMLDoc::LoadXML(CFDE_XMLParser* pXMLParser) {
+  if (pXMLParser == NULL) {
     return FALSE;
-
+  }
   Reset(TRUE);
   m_pXMLParser = pXMLParser;
-  return TRUE;
-}
-
+  return m_pXMLParser != NULL;
+}
 int32_t CFDE_XMLDoc::DoLoad(IFX_Pause* pPause) {
   if (m_iStatus >= 100) {
     return m_iStatus;
   }
+  ASSERT(m_pXMLParser != NULL);
   return m_iStatus = m_pXMLParser->DoParser(pPause);
 }
-
 void CFDE_XMLDoc::CloseXML() {
   ReleaseParser();
 }