diff --git a/rdf/base/src/nsRDFContentSink.cpp b/rdf/base/src/nsRDFContentSink.cpp
index 98d91579a2a3..95900a49c2c1 100644
--- a/rdf/base/src/nsRDFContentSink.cpp
+++ b/rdf/base/src/nsRDFContentSink.cpp
@@ -142,6 +142,7 @@ typedef enum {
     eRDFContentSinkState_InEpilog
 } RDFContentSinkState;
 
+MOZ_DECL_CTOR_COUNTER(RDFContentSinkImpl::NameSpaceEntry);
 
 class RDFContentSinkImpl : public nsIRDFContentSink
 {
@@ -285,8 +286,6 @@ protected:
     nsIURI*      mDocumentURL;
 };
 
-MOZ_DECL_CTOR_COUNTER(RDFContentSinkState::NameSpaceEntry);
-
 PRInt32         RDFContentSinkImpl::gRefCnt = 0;
 nsIRDFService*  RDFContentSinkImpl::gRDFService;
 nsIRDFContainerUtils* RDFContentSinkImpl::gRDFContainerUtils;