added updatePrincipal function to nsDocument. r=norris (this is mstoltz's checkin)

content/xul/document/src/nsXULDocument.cpp

@@ -778,6 +778,11 @@ nsXULDocument::GetPrincipal(nsIPrincipal **aPrincipal)
     return mMasterPrototype->GetDocumentPrincipal(aPrincipal);
 }
 
+NS_IMETHODIMP
+nsXULDocument::UpdatePrincipal(nsIPrincipal **aPrincipal)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
 
 NS_IMETHODIMP
 nsXULDocument::GetDocumentLoadGroup(nsILoadGroup **aGroup) const

content/xul/document/src/nsXULDocument.h

@@ -120,6 +120,8 @@ public:
 
     NS_IMETHOD GetPrincipal(nsIPrincipal **aPrincipal);
 
+    NS_IMETHOD UpdatePrincipal(nsIPrincipal **aPrincipal);
+
     NS_IMETHOD GetDocumentLoadGroup(nsILoadGroup **aGroup) const;
 
     NS_IMETHOD GetBaseURL(nsIURI*& aURL) const;

rdf/content/src/nsXULDocument.cpp

@@ -778,6 +778,11 @@ nsXULDocument::GetPrincipal(nsIPrincipal **aPrincipal)
     return mMasterPrototype->GetDocumentPrincipal(aPrincipal);
 }
 
+NS_IMETHODIMP
+nsXULDocument::UpdatePrincipal(nsIPrincipal **aPrincipal)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
 
 NS_IMETHODIMP
 nsXULDocument::GetDocumentLoadGroup(nsILoadGroup **aGroup) const

rdf/content/src/nsXULDocument.h

@@ -120,6 +120,8 @@ public:
 
     NS_IMETHOD GetPrincipal(nsIPrincipal **aPrincipal);
 
+    NS_IMETHOD UpdatePrincipal(nsIPrincipal **aPrincipal);
+
     NS_IMETHOD GetDocumentLoadGroup(nsILoadGroup **aGroup) const;
 
     NS_IMETHOD GetBaseURL(nsIURI*& aURL) const;