5 files changed, 7 insertions, 7 deletions
diff --git a/xmloff/source/style/PageMasterExportPropMapper.cxx b/xmloff/source/style/PageMasterExportPropMapper.cxx
index 3aecf06b96d7..3bec5d6884c5 100644
--- a/xmloff/source/style/PageMasterExportPropMapper.cxx
+++ b/xmloff/source/style/PageMasterExportPropMapper.cxx
@@ -55,7 +55,7 @@ static void lcl_RemoveStateIfZero16( XMLPropertyState* pState )
         lcl_RemoveState( pState );
 }
 
-static void lcl_AddState(::std::vector< XMLPropertyState >& rPropState, sal_Int32 nIndex, const OUString& rProperty, uno::Reference< beans::XPropertySet >& xProps)
+static void lcl_AddState(::std::vector< XMLPropertyState >& rPropState, sal_Int32 nIndex, const OUString& rProperty, const uno::Reference< beans::XPropertySet >& xProps)
 {
     if(::cppu::any2bool(xProps->getPropertyValue(rProperty)))
         rPropState.push_back(XMLPropertyState (nIndex, css::uno::Any(true)));
@@ -300,7 +300,7 @@ void XMLPageMasterExportPropMapper::handleSpecialItem(
 void XMLPageMasterExportPropMapper::ContextFilter(
         bool bEnableFoFontFamily,
         ::std::vector< XMLPropertyState >& rPropState,
-        Reference< XPropertySet > rPropSet ) const
+        const Reference< XPropertySet >& rPropSet ) const
 {
     XMLPropertyStateBuffer  aPageBuffer;
     XMLPropertyStateBuffer  aHeaderBuffer;
diff --git a/xmloff/source/style/PageMasterExportPropMapper.hxx b/xmloff/source/style/PageMasterExportPropMapper.hxx
index f3312493f63e..8ee27e53e6c1 100644
--- a/xmloff/source/style/PageMasterExportPropMapper.hxx
+++ b/xmloff/source/style/PageMasterExportPropMapper.hxx
@@ -35,7 +35,7 @@ protected:
     virtual void        ContextFilter(
                             bool bEnableFoFontFamily,
                             ::std::vector< XMLPropertyState >& rProperties,
-                            css::uno::Reference< css::beans::XPropertySet > rPropSet
+                            const css::uno::Reference< css::beans::XPropertySet >& rPropSet
                             ) const override;
 
 public:
diff --git a/xmloff/source/style/StyleMap.cxx b/xmloff/source/style/StyleMap.cxx
index 73ee7980d015..0ebcbc0985b3 100644
--- a/xmloff/source/style/StyleMap.cxx
+++ b/xmloff/source/style/StyleMap.cxx
@@ -50,7 +50,7 @@ const Sequence<sal_Int8>& StyleMap::getUnoTunnelId() throw()
     return theStyleMapUnoTunnelId::get().getSeq();
 }
 
-StyleMap* StyleMap::getImplementation(Reference<XInterface> xInterface) throw()
+StyleMap* StyleMap::getImplementation(const Reference<XInterface>& xInterface) throw()
 {
     Reference<XUnoTunnel> xUnoTunnel(xInterface, UNO_QUERY);
     if (xUnoTunnel.is())
diff --git a/xmloff/source/style/xmlexppr.cxx b/xmloff/source/style/xmlexppr.cxx
index 5c8f673f77a2..1201dbcaf2b9 100644
--- a/xmloff/source/style/xmlexppr.cxx
+++ b/xmloff/source/style/xmlexppr.cxx
@@ -667,7 +667,7 @@ vector<XMLPropertyState> SvXMLExportPropertyMapper::Filter_(
 void SvXMLExportPropertyMapper::ContextFilter(
         bool bEnableFoFontFamily,
         vector< XMLPropertyState >& rProperties,
-        Reference< XPropertySet > rPropSet ) const
+        const Reference< XPropertySet >& rPropSet ) const
 {
     // Derived class could implement this.
     if (mpImpl->mxNextMapper.is())
diff --git a/xmloff/source/style/xmlimppr.cxx b/xmloff/source/style/xmlimppr.cxx
index 21cc05987bde..b841e599876d 100644
--- a/xmloff/source/style/xmlimppr.cxx
+++ b/xmloff/source/style/xmlimppr.cxx
@@ -104,8 +104,8 @@ void SvXMLImportPropertyMapper::ChainImportMapper(
 /** fills the given itemset with the attributes in the given list */
 void SvXMLImportPropertyMapper::importXML(
         vector< XMLPropertyState >& rProperties,
-           Reference< XAttributeList > xAttrList,
-           const SvXMLUnitConverter& rUnitConverter,
+        const Reference< XAttributeList >& xAttrList,
+        const SvXMLUnitConverter& rUnitConverter,
         const SvXMLNamespaceMap& rNamespaceMap,
         sal_uInt32 nPropType,
         sal_Int32 nStartIdx,