diff --git a/content/xul/content/src/nsXULElement.cpp b/content/xul/content/src/nsXULElement.cpp
index 14747033e247..17d6c3452bb8 100644
--- a/content/xul/content/src/nsXULElement.cpp
+++ b/content/xul/content/src/nsXULElement.cpp
@@ -435,7 +435,7 @@ nsRDFElement::GetTagName(nsString& aTagName)
 
 
 NS_IMETHODIMP
-nsRDFElement::GetDOMAttribute(const nsString& aName, nsString& aReturn)
+nsRDFElement::GetAttribute(const nsString& aName, nsString& aReturn)
 {
     PR_ASSERT(0);
     return NS_ERROR_NOT_IMPLEMENTED;
@@ -443,7 +443,7 @@ nsRDFElement::GetDOMAttribute(const nsString& aName, nsString& aReturn)
 
 
 NS_IMETHODIMP
-nsRDFElement::SetDOMAttribute(const nsString& aName, const nsString& aValue)
+nsRDFElement::SetAttribute(const nsString& aName, const nsString& aValue)
 {
     PR_ASSERT(0);
     return NS_ERROR_NOT_IMPLEMENTED;
@@ -844,6 +844,25 @@ nsRDFElement::GetTag(nsIAtom*& aResult) const
     return NS_OK;
 }
 
+NS_IMETHODIMP 
+nsRDFElement::ParseAttributeString(const nsString& aStr, 
+                                   nsIAtom*& aName, 
+                                   PRInt32& aNameSpaceID)
+{
+  // XXX Need to implement
+  aName = nsnull;
+  aNameSpaceID = kNameSpaceID_None;
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsRDFElement::GetNameSpacePrefix(PRInt32 aNameSpaceID, 
+                                 nsIAtom*& aPrefix)
+{
+  // XXX Need to implement
+  aPrefix = nsnull;
+  return NS_OK;
+}
 
 // XXX attribute code swiped from nsGenericContainerElement
 // this class could probably just use nsGenericContainerElement
@@ -1220,6 +1239,21 @@ nsRDFElement::GetRangeList(nsVoidArray*& aResult) const
 ////////////////////////////////////////////////////////////////////////
 // nsIXMLContent
 
+NS_IMETHODIMP 
+nsRDFElement::SetContainingNameSpace(nsINameSpace* aNameSpace)
+{
+  // XXX Need to implement
+  return NS_OK;
+}
+
+NS_IMETHODIMP 
+nsRDFElement::GetContainingNameSpace(nsINameSpace*& aNameSpace) const
+{
+  // XXX Need to implement
+  aNameSpace = nsnull;  
+  return NS_OK;
+}
+
 NS_IMETHODIMP 
 nsRDFElement::SetNameSpacePrefix(nsIAtom* aNameSpacePrefix)
 {
diff --git a/rdf/content/src/nsRDFElement.cpp b/rdf/content/src/nsRDFElement.cpp
index 14747033e247..17d6c3452bb8 100644
--- a/rdf/content/src/nsRDFElement.cpp
+++ b/rdf/content/src/nsRDFElement.cpp
@@ -435,7 +435,7 @@ nsRDFElement::GetTagName(nsString& aTagName)
 
 
 NS_IMETHODIMP
-nsRDFElement::GetDOMAttribute(const nsString& aName, nsString& aReturn)
+nsRDFElement::GetAttribute(const nsString& aName, nsString& aReturn)
 {
     PR_ASSERT(0);
     return NS_ERROR_NOT_IMPLEMENTED;
@@ -443,7 +443,7 @@ nsRDFElement::GetDOMAttribute(const nsString& aName, nsString& aReturn)
 
 
 NS_IMETHODIMP
-nsRDFElement::SetDOMAttribute(const nsString& aName, const nsString& aValue)
+nsRDFElement::SetAttribute(const nsString& aName, const nsString& aValue)
 {
     PR_ASSERT(0);
     return NS_ERROR_NOT_IMPLEMENTED;
@@ -844,6 +844,25 @@ nsRDFElement::GetTag(nsIAtom*& aResult) const
     return NS_OK;
 }
 
+NS_IMETHODIMP 
+nsRDFElement::ParseAttributeString(const nsString& aStr, 
+                                   nsIAtom*& aName, 
+                                   PRInt32& aNameSpaceID)
+{
+  // XXX Need to implement
+  aName = nsnull;
+  aNameSpaceID = kNameSpaceID_None;
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsRDFElement::GetNameSpacePrefix(PRInt32 aNameSpaceID, 
+                                 nsIAtom*& aPrefix)
+{
+  // XXX Need to implement
+  aPrefix = nsnull;
+  return NS_OK;
+}
 
 // XXX attribute code swiped from nsGenericContainerElement
 // this class could probably just use nsGenericContainerElement
@@ -1220,6 +1239,21 @@ nsRDFElement::GetRangeList(nsVoidArray*& aResult) const
 ////////////////////////////////////////////////////////////////////////
 // nsIXMLContent
 
+NS_IMETHODIMP 
+nsRDFElement::SetContainingNameSpace(nsINameSpace* aNameSpace)
+{
+  // XXX Need to implement
+  return NS_OK;
+}
+
+NS_IMETHODIMP 
+nsRDFElement::GetContainingNameSpace(nsINameSpace*& aNameSpace) const
+{
+  // XXX Need to implement
+  aNameSpace = nsnull;  
+  return NS_OK;
+}
+
 NS_IMETHODIMP 
 nsRDFElement::SetNameSpacePrefix(nsIAtom* aNameSpacePrefix)
 {
diff --git a/rdf/content/src/nsRDFElement.h b/rdf/content/src/nsRDFElement.h
index 173322732817..edfaf0e8ae85 100644
--- a/rdf/content/src/nsRDFElement.h
+++ b/rdf/content/src/nsRDFElement.h
@@ -87,6 +87,8 @@ public:
     NS_IMETHOD RemoveChildAt(PRInt32 aIndex, PRBool aNotify);
     NS_IMETHOD IsSynthetic(PRBool& aResult);
     NS_IMETHOD GetTag(nsIAtom*& aResult) const;
+    NS_IMETHOD ParseAttributeString(const nsString& aStr, nsIAtom*& aName, PRInt32& aNameSpaceID);
+    NS_IMETHOD GetNameSpacePrefix(PRInt32 aNameSpaceID, nsIAtom*& aPrefix);
     NS_IMETHOD SetAttribute(PRInt32 aNameSpaceID, nsIAtom* aName, const nsString& aValue, PRBool aNotify);
     NS_IMETHOD GetAttribute(PRInt32 aNameSpaceID, nsIAtom* aName, nsString& aResult) const;
     NS_IMETHOD UnsetAttribute(PRInt32 aNameSpaceID, nsIAtom* aName, PRBool aNotify);
@@ -108,6 +110,8 @@ public:
     NS_IMETHOD GetRangeList(nsVoidArray*& aResult) const;
 
     // nsIXMLContent (from nsIRDFContent)
+    NS_IMETHOD SetContainingNameSpace(nsINameSpace* aNameSpace);
+    NS_IMETHOD GetContainingNameSpace(nsINameSpace*& aNameSpace) const;
     NS_IMETHOD SetNameSpacePrefix(nsIAtom* aNameSpace);
     NS_IMETHOD GetNameSpacePrefix(nsIAtom*& aNameSpace) const;
     NS_IMETHOD SetNameSpaceID(PRInt32 aNameSpaceID);
diff --git a/rdf/content/src/nsXULElement.cpp b/rdf/content/src/nsXULElement.cpp
index 14747033e247..17d6c3452bb8 100644
--- a/rdf/content/src/nsXULElement.cpp
+++ b/rdf/content/src/nsXULElement.cpp
@@ -435,7 +435,7 @@ nsRDFElement::GetTagName(nsString& aTagName)
 
 
 NS_IMETHODIMP
-nsRDFElement::GetDOMAttribute(const nsString& aName, nsString& aReturn)
+nsRDFElement::GetAttribute(const nsString& aName, nsString& aReturn)
 {
     PR_ASSERT(0);
     return NS_ERROR_NOT_IMPLEMENTED;
@@ -443,7 +443,7 @@ nsRDFElement::GetDOMAttribute(const nsString& aName, nsString& aReturn)
 
 
 NS_IMETHODIMP
-nsRDFElement::SetDOMAttribute(const nsString& aName, const nsString& aValue)
+nsRDFElement::SetAttribute(const nsString& aName, const nsString& aValue)
 {
     PR_ASSERT(0);
     return NS_ERROR_NOT_IMPLEMENTED;
@@ -844,6 +844,25 @@ nsRDFElement::GetTag(nsIAtom*& aResult) const
     return NS_OK;
 }
 
+NS_IMETHODIMP 
+nsRDFElement::ParseAttributeString(const nsString& aStr, 
+                                   nsIAtom*& aName, 
+                                   PRInt32& aNameSpaceID)
+{
+  // XXX Need to implement
+  aName = nsnull;
+  aNameSpaceID = kNameSpaceID_None;
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsRDFElement::GetNameSpacePrefix(PRInt32 aNameSpaceID, 
+                                 nsIAtom*& aPrefix)
+{
+  // XXX Need to implement
+  aPrefix = nsnull;
+  return NS_OK;
+}
 
 // XXX attribute code swiped from nsGenericContainerElement
 // this class could probably just use nsGenericContainerElement
@@ -1220,6 +1239,21 @@ nsRDFElement::GetRangeList(nsVoidArray*& aResult) const
 ////////////////////////////////////////////////////////////////////////
 // nsIXMLContent
 
+NS_IMETHODIMP 
+nsRDFElement::SetContainingNameSpace(nsINameSpace* aNameSpace)
+{
+  // XXX Need to implement
+  return NS_OK;
+}
+
+NS_IMETHODIMP 
+nsRDFElement::GetContainingNameSpace(nsINameSpace*& aNameSpace) const
+{
+  // XXX Need to implement
+  aNameSpace = nsnull;  
+  return NS_OK;
+}
+
 NS_IMETHODIMP 
 nsRDFElement::SetNameSpacePrefix(nsIAtom* aNameSpacePrefix)
 {