nsIExpatSink changed... deal with that. Not part of build.

content/xml/document/src/nsLoadSaveContentSink.cpp

@@ -191,6 +191,13 @@ nsLoadSaveContentSink::HandleProcessingInstruction(const PRUnichar *aTarget,
   return mExpatSink->HandleProcessingInstruction(aTarget, aData);
 }
 
+NS_IMETHODIMP
+nsLoadSaveContentSink::HandleXMLDeclaration(const PRUnichar* aData,
+                                            PRUint32 aLength)
+{
+  return mExpatSink->HandleXMLDeclaration(aData, aLength);
+}
+
 NS_IMETHODIMP
 nsLoadSaveContentSink::ReportError(const PRUnichar* aErrorText, 
                                    const PRUnichar* aSourceText)