removing NULL replacing with nsnull

editor/base/editor.cpp

@@ -147,7 +147,7 @@ NS_IMPL_RELEASE(nsEditor)
 nsresult
 nsEditor::QueryInterface(REFNSIID aIID, void** aInstancePtr)
 {
-  if (NULL == aInstancePtr) {
+  if (nsnull == aInstancePtr) {
     return NS_ERROR_NULL_POINTER;
   }
   if (aIID.Equals(kISupportsIID)) {

editor/base/editorInterfaces.cpp

@@ -45,7 +45,7 @@ nsEditorKeyListener::~nsEditorKeyListener()
 nsresult
 nsEditorKeyListener::QueryInterface(REFNSIID aIID, void** aInstancePtr)
 {
-  if (NULL == aInstancePtr) {
+  if (nsnull == aInstancePtr) {
     return NS_ERROR_NULL_POINTER;
   }
   static NS_DEFINE_IID(kIDOMKeyListenerIID, NS_IDOMKEYLISTENER_IID);
@@ -182,7 +182,7 @@ nsEditorMouseListener::~nsEditorMouseListener()
 nsresult
 nsEditorMouseListener::QueryInterface(REFNSIID aIID, void** aInstancePtr)
 {
-  if (NULL == aInstancePtr) {
+  if (nsnull == aInstancePtr) {
     return NS_ERROR_NULL_POINTER;
   }
   static NS_DEFINE_IID(kIDOMMouseListenerIID, NS_IDOMMOUSELISTENER_IID);
@@ -280,7 +280,7 @@ nsresult
 NS_NewEditorKeyListener(nsIDOMEventListener ** aInstancePtrResult, nsEditor *aEditor)
 {
   nsEditorKeyListener* it = new nsEditorKeyListener();
-  if (NULL == it) {
+  if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
 
@@ -297,7 +297,7 @@ nsresult
 NS_NewEditorMouseListener(nsIDOMEventListener ** aInstancePtrResult, nsEditor *aEditor)
 {
   nsEditorMouseListener* it = new nsEditorMouseListener();
-  if (NULL == it) {
+  if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
 

editor/base/nsEditFactory.cpp

@@ -55,7 +55,7 @@ getEditFactory(nsIFactory **aFactory)
 NS_METHOD
 nsEditFactory::QueryInterface(const nsIID& aIID, void** aInstancePtr) 
 {
-  if (NULL == aInstancePtr) {
+  if (nsnull == aInstancePtr) {
     NS_NOTREACHED("!nsEditor");
     return NS_ERROR_NULL_POINTER; 
   } 
@@ -78,8 +78,8 @@ NS_IMPL_RELEASE(nsEditFactory)
 NS_METHOD
 nsEditFactory::CreateInstance(nsISupports *aOuter, REFNSIID aIID, void **aResult)
 {
-  nsEditor *editor = NULL;
-  *aResult  = NULL;
+  nsEditor *editor = nsnull;
+  *aResult  = nsnull;
   
   if (aOuter && !aIID.Equals(kISupportsIID))
     return NS_NOINTERFACE;   // XXX right error?

editor/core/editor.cpp

@@ -147,7 +147,7 @@ NS_IMPL_RELEASE(nsEditor)
 nsresult
 nsEditor::QueryInterface(REFNSIID aIID, void** aInstancePtr)
 {
-  if (NULL == aInstancePtr) {
+  if (nsnull == aInstancePtr) {
     return NS_ERROR_NULL_POINTER;
   }
   if (aIID.Equals(kISupportsIID)) {

editor/core/editorInterfaces.cpp

@@ -45,7 +45,7 @@ nsEditorKeyListener::~nsEditorKeyListener()
 nsresult
 nsEditorKeyListener::QueryInterface(REFNSIID aIID, void** aInstancePtr)
 {
-  if (NULL == aInstancePtr) {
+  if (nsnull == aInstancePtr) {
     return NS_ERROR_NULL_POINTER;
   }
   static NS_DEFINE_IID(kIDOMKeyListenerIID, NS_IDOMKEYLISTENER_IID);
@@ -182,7 +182,7 @@ nsEditorMouseListener::~nsEditorMouseListener()
 nsresult
 nsEditorMouseListener::QueryInterface(REFNSIID aIID, void** aInstancePtr)
 {
-  if (NULL == aInstancePtr) {
+  if (nsnull == aInstancePtr) {
     return NS_ERROR_NULL_POINTER;
   }
   static NS_DEFINE_IID(kIDOMMouseListenerIID, NS_IDOMMOUSELISTENER_IID);
@@ -280,7 +280,7 @@ nsresult
 NS_NewEditorKeyListener(nsIDOMEventListener ** aInstancePtrResult, nsEditor *aEditor)
 {
   nsEditorKeyListener* it = new nsEditorKeyListener();
-  if (NULL == it) {
+  if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
 
@@ -297,7 +297,7 @@ nsresult
 NS_NewEditorMouseListener(nsIDOMEventListener ** aInstancePtrResult, nsEditor *aEditor)
 {
   nsEditorMouseListener* it = new nsEditorMouseListener();
-  if (NULL == it) {
+  if (nsnull == it) {
     return NS_ERROR_OUT_OF_MEMORY;
   }
 

editor/core/nsEditFactory.cpp

@@ -55,7 +55,7 @@ getEditFactory(nsIFactory **aFactory)
 NS_METHOD
 nsEditFactory::QueryInterface(const nsIID& aIID, void** aInstancePtr) 
 {
-  if (NULL == aInstancePtr) {
+  if (nsnull == aInstancePtr) {
     NS_NOTREACHED("!nsEditor");
     return NS_ERROR_NULL_POINTER; 
   } 
@@ -78,8 +78,8 @@ NS_IMPL_RELEASE(nsEditFactory)
 NS_METHOD
 nsEditFactory::CreateInstance(nsISupports *aOuter, REFNSIID aIID, void **aResult)
 {
-  nsEditor *editor = NULL;
-  *aResult  = NULL;
+  nsEditor *editor = nsnull;
+  *aResult  = nsnull;
   
   if (aOuter && !aIID.Equals(kISupportsIID))
     return NS_NOINTERFACE;   // XXX right error?

editor/txmgr/src/nsTransactionManager.cpp

@@ -40,7 +40,7 @@ NS_IMPL_RELEASE(nsTransactionManager)
 nsresult
 nsTransactionManager::QueryInterface(REFNSIID aIID, void** aInstancePtr)
 {
-  if (NULL == aInstancePtr) {
+  if (nsnull == aInstancePtr) {
     return NS_ERROR_NULL_POINTER;
   }
   if (aIID.Equals(kISupportsIID)) {

editor/txmgr/tests/TestTXMgr.cpp

@@ -46,7 +46,7 @@ NS_IMPL_RELEASE(ConsoleOutput)
 nsresult
 ConsoleOutput::QueryInterface(REFNSIID aIID, void** aInstancePtr)
 {
-  if (NULL == aInstancePtr) {
+  if (nsnull == aInstancePtr) {
     return NS_ERROR_NULL_POINTER;
   }
   if (aIID.Equals(kISupportsIID)) {
@@ -142,7 +142,7 @@ NS_IMPL_RELEASE(TestTransaction)
 nsresult
 TestTransaction::QueryInterface(REFNSIID aIID, void** aInstancePtr)
 {
-  if (NULL == aInstancePtr) {
+  if (nsnull == aInstancePtr) {
     return NS_ERROR_NULL_POINTER;
   }
   if (aIID.Equals(kISupportsIID)) {