writerfilter: unused mnRefCount

Change-Id: Ideab32a5cb6a2ccc4ee91ca60ede70cd325d2b93

writerfilter/source/ooxml/OOXMLFastContextHandler.cxx

@@ -125,7 +125,6 @@ OOXMLFastContextHandler::OOXMLFastContextHandler
   mpStream(NULL),
   mnTableDepth(0),
   mnInstanceNumber(mnInstanceCount),
-  mnRefCount(0),
   inPositionV(false),
   m_xContext(context),
   m_bDiscardChildren(false),
@@ -150,7 +149,6 @@ OOXMLFastContextHandler::OOXMLFastContextHandler
   mpStream(pContext->mpStream),
   mnTableDepth(pContext->mnTableDepth),
   mnInstanceNumber(mnInstanceCount),
-  mnRefCount(0),
   inPositionV(pContext->inPositionV),
   m_xContext(pContext->m_xContext),
   m_bDiscardChildren(pContext->m_bDiscardChildren),

writerfilter/source/ooxml/OOXMLFastContextHandler.hxx

@@ -292,7 +292,6 @@ protected:
     uno::Reference< uno::XComponentContext > getComponentContext();
 
     sal_uInt32 mnInstanceNumber;
-    sal_uInt32 mnRefCount;
 
     bool inPositionV;