General deCOMtamination of nsIDocument, nsIContent, and nsIFormSubmission. Eliminating nsIAttributeContent, and doing some URL->URI changes. r+sr=peterv@propagandism.org

content/base/src/nsDOMParser.cpp

@@ -482,7 +482,7 @@ nsDOMParser::ParseFromStream(nsIInputStream *stream,
 
         nsCOMPtr<nsIDocument> doc = do_QueryInterface(domdoc);
         if (doc) {
-          baseURI = doc->GetBaseURL();
+          baseURI = doc->GetBaseURI();
         }
       }
     }

content/base/src/nsXMLHttpRequest.cpp

@@ -628,7 +628,7 @@ nsXMLHttpRequest::GetBaseURI(nsIURI **aBaseURI)
 
   nsCOMPtr<nsIDocument> doc = GetDocumentFromScriptContext(mScriptContext);
   if (doc) {
-    NS_IF_ADDREF(*aBaseURI = doc->GetBaseURL());
+    NS_IF_ADDREF(*aBaseURI = doc->GetBaseURI());
   }
 
   return NS_OK;