sd: prefer passing OUString by reference

Change-Id: Ide21e1f51284fb2d4c7aaaa358417c6080b2fdde

26 files changed, 39 insertions, 38 deletions

diff --git a/sd/inc/TransitionPreset.hxx b/sd/inc/TransitionPreset.hxx
index a09504088cd3..35476da02c8d 100644
--- a/sd/inc/TransitionPreset.hxx
+++ b/sd/inc/TransitionPreset.hxx
@@ -69,7 +69,7 @@ private:
     static bool importTransitionsFile( TransitionPresetList& rList,
                                        ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xServiceFactory,
                                        UStringMap& rTransitionNameMape,
-                                       OUString aFilename );
+                                       const OUString& aFilename );
 };
 
 }
diff --git a/sd/inc/sdpage.hxx b/sd/inc/sdpage.hxx
index 40a4dcf15358..f10aef2752b1 100644
--- a/sd/inc/sdpage.hxx
+++ b/sd/inc/sdpage.hxx
@@ -260,7 +260,7 @@ public:
     virtual void Changed(const SdrObject& rObj, SdrUserCallType eType,
                          const Rectangle& rOldBoundRect);
 
-    void            SetLayoutName(OUString aName);
+    void            SetLayoutName(const OUString& aName);
     virtual OUString GetLayoutName() const       { return maLayoutName; }
 
     void            SetFileName(const OUString& aName) { maFileName = aName; }
diff --git a/sd/source/core/TransitionPreset.cxx b/sd/source/core/TransitionPreset.cxx
index 966ccde50185..a12d112bdd5a 100644
--- a/sd/source/core/TransitionPreset.cxx
+++ b/sd/source/core/TransitionPreset.cxx
@@ -92,7 +92,7 @@ TransitionPreset::TransitionPreset( const ::com::sun::star::uno::Reference< ::co
 bool TransitionPreset::importTransitionsFile( TransitionPresetList& rList,
                                               Reference< XMultiServiceFactory >& xServiceFactory,
                                               UStringMap& rTransitionNameMape,
-                                              OUString aURL )
+                                              const OUString& aURL )
 {
     // import transition presets
     Reference< XAnimationNode > xAnimationNode;
diff --git a/sd/source/core/drawdoc3.cxx b/sd/source/core/drawdoc3.cxx
index 61c453397fef..f8654f0dbe15 100644
--- a/sd/source/core/drawdoc3.cxx
+++ b/sd/source/core/drawdoc3.cxx
@@ -356,7 +356,7 @@ lcl_removeUnusedStyles(SfxStyleSheetBasePool* const pStyleSheetPool, SdStyleShee
     rStyles = aUsedStyles;
 }
 
-SfxStyleSheet *lcl_findStyle(SdStyleSheetVector& rStyles, OUString aStyleName)
+SfxStyleSheet *lcl_findStyle(SdStyleSheetVector& rStyles, const OUString& aStyleName)
 {
     for(SdStyleSheetVector::const_iterator aIt(rStyles.begin()), aLast(rStyles.end()); aIt != aLast; ++aIt)
     {
diff --git a/sd/source/core/drawdoc4.cxx b/sd/source/core/drawdoc4.cxx
index b576742aa4bf..f8429c582333 100644
--- a/sd/source/core/drawdoc4.cxx
+++ b/sd/source/core/drawdoc4.cxx
@@ -494,7 +494,7 @@ void SdDrawDocument::CreateLayoutTemplates()
     pSSPool->CreateLayoutStyleSheets(aPrefix);
 }
 
-static Any implMakeSolidCellStyle( SdStyleSheetPool* pSSPool, const OUString& rName, const OUString rParent, const Color& rColor )
+static Any implMakeSolidCellStyle( SdStyleSheetPool* pSSPool, const OUString& rName, const OUString& rParent, const Color& rColor )
 {
     SfxStyleSheetBase* pSheet = &(pSSPool->Make(rName, SD_STYLE_FAMILY_CELL, SFXSTYLEBIT_AUTO));
     pSheet->SetParent(rParent);
diff --git a/sd/source/core/sdpage.cxx b/sd/source/core/sdpage.cxx
index adc8f73af4d0..728fb46e3d11 100644
--- a/sd/source/core/sdpage.cxx
+++ b/sd/source/core/sdpage.cxx
@@ -2500,7 +2500,7 @@ void SdPage::SetObjText(SdrTextObj* pObj, SdrOutliner* pOutliner, PresObjKind eO
 |* Set the name of the layout
 |*
 \************************************************************************/
-void SdPage::SetLayoutName(OUString aName)
+void SdPage::SetLayoutName(const OUString& aName)
 {
     maLayoutName = aName;
 
diff --git a/sd/source/core/stlpool.cxx b/sd/source/core/stlpool.cxx
index 6b88b0bc6e75..3dfd66f4a6fc 100644
--- a/sd/source/core/stlpool.cxx
+++ b/sd/source/core/stlpool.cxx
@@ -86,7 +86,7 @@ OUString lcl_findRenamedStyleName(std::vector< std::pair< OUString, OUString > >
     return OUString();
 }
 
-SfxStyleSheet *lcl_findStyle(SdStyleSheetVector& rStyles, OUString aStyleName)
+SfxStyleSheet *lcl_findStyle(SdStyleSheetVector& rStyles, const OUString& aStyleName)
 {
     if( aStyleName.isEmpty() )
         return NULL;
diff --git a/sd/source/filter/eppt/epptooxml.hxx b/sd/source/filter/eppt/epptooxml.hxx
index 4efbd3b47f0e..b4f9e641ebda 100644
--- a/sd/source/filter/eppt/epptooxml.hxx
+++ b/sd/source/filter/eppt/epptooxml.hxx
@@ -125,7 +125,7 @@ protected:
 
     sal_uInt32 GetNewSlideId() { return mnSlideIdMax ++; }
     sal_uInt32 GetNewSlideMasterId() { return mnSlideMasterIdMax ++; }
-    sal_Int32 GetAuthorIdAndLastIndex( OUString sAuthor, sal_Int32& nLastIndex );
+    sal_Int32 GetAuthorIdAndLastIndex( const OUString& sAuthor, sal_Int32& nLastIndex );
 
 private:
     void AddLayoutIdAndRelation( ::sax_fastparser::FSHelperPtr pFS, sal_Int32 nLayoutFileId );
diff --git a/sd/source/filter/eppt/pptx-epptooxml.cxx b/sd/source/filter/eppt/pptx-epptooxml.cxx
index ce475906721d..74d06fe8907f 100644
--- a/sd/source/filter/eppt/pptx-epptooxml.cxx
+++ b/sd/source/filter/eppt/pptx-epptooxml.cxx
@@ -1226,7 +1226,7 @@ void PowerPointExport::WriteAnimations( FSHelperPtr pFS )
 }
 
 
-static OUString lcl_GetInitials( OUString sName )
+static OUString lcl_GetInitials( const OUString& sName )
 {
     OUStringBuffer sRet;
 
@@ -1272,7 +1272,7 @@ void PowerPointExport::WriteAuthors()
     pFS->endElementNS( XML_p, XML_cmAuthorLst );
 }
 
-sal_Int32 PowerPointExport::GetAuthorIdAndLastIndex( OUString sAuthor, sal_Int32& nLastIndex )
+sal_Int32 PowerPointExport::GetAuthorIdAndLastIndex( const OUString& sAuthor, sal_Int32& nLastIndex )
 {
     if ( maAuthors.count( sAuthor ) <= 0 ) {
         struct AuthorComments aAuthorComments;
diff --git a/sd/source/filter/html/htmlex.cxx b/sd/source/filter/html/htmlex.cxx
index b8322c444e52..38ff219d8124 100644
--- a/sd/source/filter/html/htmlex.cxx
+++ b/sd/source/filter/html/htmlex.cxx
@@ -333,7 +333,7 @@ static OUString getParagraphStyle( SdrOutliner* pOutliner, sal_Int32 nPara )
 
 // constructor for the html export helper classes
 HtmlExport::HtmlExport(
-    OUString aPath,
+    const OUString& aPath,
     const Sequence< PropertyValue >& rParams,
     SdDrawDocument* pExpDoc,
     ::sd::DrawDocShell* pDocShell )
diff --git a/sd/source/filter/html/htmlex.hxx b/sd/source/filter/html/htmlex.hxx
index b98105fca328..bb4d01f6c798 100644
--- a/sd/source/filter/html/htmlex.hxx
+++ b/sd/source/filter/html/htmlex.hxx
@@ -210,7 +210,7 @@ class HtmlExport
     OUString GetButtonName( int nButton ) const;
 
  public:
-     HtmlExport( OUString aPath, const com::sun::star::uno::Sequence< com::sun::star::beans::PropertyValue >& rParams, SdDrawDocument* pExpDoc, ::sd::DrawDocShell* pDocShell );
+     HtmlExport( const OUString& aPath, const com::sun::star::uno::Sequence< com::sun::star::beans::PropertyValue >& rParams, SdDrawDocument* pExpDoc, ::sd::DrawDocShell* pDocShell );
     virtual ~HtmlExport();
 
     static OUString ColorToHTMLString( Color aColor );
diff --git a/sd/source/ui/animations/CustomAnimationDialog.cxx b/sd/source/ui/animations/CustomAnimationDialog.cxx
index 8cbc95ab13ee..8c714a2faeea 100644
--- a/sd/source/ui/animations/CustomAnimationDialog.cxx
+++ b/sd/source/ui/animations/CustomAnimationDialog.cxx
@@ -2251,7 +2251,7 @@ IMPL_LINK_NOARG(CustomAnimationTextAnimTabPage, implSelectHdl)
 
 
 
-CustomAnimationDialog::CustomAnimationDialog(Window* pParent, STLPropertySet* pSet, OString sPage)
+CustomAnimationDialog::CustomAnimationDialog(Window* pParent, STLPropertySet* pSet, const OString& sPage)
 : TabDialog( pParent, "CustomAnimationProperties", "modules/simpress/ui/customanimationproperties.ui")
 , mpSet( pSet )
 , mpResultSet( 0 )
diff --git a/sd/source/ui/animations/CustomAnimationDialog.hxx b/sd/source/ui/animations/CustomAnimationDialog.hxx
index f7d350bfc7f0..daeb6f2b1104 100644
--- a/sd/source/ui/animations/CustomAnimationDialog.hxx
+++ b/sd/source/ui/animations/CustomAnimationDialog.hxx
@@ -150,7 +150,7 @@ class STLPropertySet;
 class CustomAnimationDialog : public TabDialog
 {
 public:
-    CustomAnimationDialog(Window* pParent, STLPropertySet* pSet, OString Page = OString());
+    CustomAnimationDialog(Window* pParent, STLPropertySet* pSet, const OString& Page = OString());
     ~CustomAnimationDialog();
 
     STLPropertySet* getDefaultSet() { return mpSet; }
diff --git a/sd/source/ui/animations/CustomAnimationList.cxx b/sd/source/ui/animations/CustomAnimationList.cxx
index 16d8e9e5cd82..0e946f04115e 100644
--- a/sd/source/ui/animations/CustomAnimationList.cxx
+++ b/sd/source/ui/animations/CustomAnimationList.cxx
@@ -203,7 +203,7 @@ static OUString getDescription( const Any& rTarget, bool bWithText = true )
 class CustomAnimationListEntryItem : public SvLBoxString
 {
 public:
-                    CustomAnimationListEntryItem( SvTreeListEntry*,sal_uInt16 nFlags, OUString aDescription, CustomAnimationEffectPtr pEffect, CustomAnimationList* pParent  );
+                    CustomAnimationListEntryItem( SvTreeListEntry*,sal_uInt16 nFlags, const OUString& aDescription, CustomAnimationEffectPtr pEffect, CustomAnimationList* pParent  );
     virtual         ~CustomAnimationListEntryItem();
     void            InitViewData( SvTreeListBox*,SvTreeListEntry*,SvViewDataItem* );
     SvLBoxItem*     Create() const;
@@ -219,7 +219,7 @@ private:
 
 
 
-CustomAnimationListEntryItem::CustomAnimationListEntryItem( SvTreeListEntry* pEntry, sal_uInt16 nFlags, OUString aDescription, CustomAnimationEffectPtr pEffect, CustomAnimationList* pParent  )
+CustomAnimationListEntryItem::CustomAnimationListEntryItem( SvTreeListEntry* pEntry, sal_uInt16 nFlags, const OUString& aDescription, CustomAnimationEffectPtr pEffect, CustomAnimationList* pParent  )
 : SvLBoxString( pEntry, nFlags, aDescription )
 , mpParent( pParent )
 , maDescription( aDescription )
@@ -355,7 +355,7 @@ CustomAnimationListEntry::~CustomAnimationListEntry()
 class CustomAnimationTriggerEntryItem : public SvLBoxString
 {
 public:
-                    CustomAnimationTriggerEntryItem( SvTreeListEntry*,sal_uInt16 nFlags, OUString aDescription );
+                    CustomAnimationTriggerEntryItem( SvTreeListEntry*,sal_uInt16 nFlags, const OUString& aDescription );
     virtual         ~CustomAnimationTriggerEntryItem();
     virtual sal_uInt16  IsA();
     void            InitViewData( SvTreeListBox*,SvTreeListEntry*,SvViewDataItem* );
@@ -370,7 +370,7 @@ private:
 
 
 
-CustomAnimationTriggerEntryItem::CustomAnimationTriggerEntryItem( SvTreeListEntry* pEntry, sal_uInt16 nFlags, OUString aDescription )
+CustomAnimationTriggerEntryItem::CustomAnimationTriggerEntryItem( SvTreeListEntry* pEntry, sal_uInt16 nFlags, const OUString& aDescription )
 : SvLBoxString( pEntry, nFlags, aDescription ), maDescription( aDescription )
 {
 }
diff --git a/sd/source/ui/animations/CustomAnimationPane.cxx b/sd/source/ui/animations/CustomAnimationPane.cxx
index 958808ade2a6..96006e00f292 100644
--- a/sd/source/ui/animations/CustomAnimationPane.cxx
+++ b/sd/source/ui/animations/CustomAnimationPane.cxx
@@ -1556,7 +1556,7 @@ void CustomAnimationPane::changeSelection( STLPropertySet* pResultSet, STLProper
     }
 }
 
-void CustomAnimationPane::showOptions(OString sPage)
+void CustomAnimationPane::showOptions(const OString& sPage)
 {
     STLPropertySet* pSet = createSelectionSet();
 
diff --git a/sd/source/ui/animations/CustomAnimationPane.hxx b/sd/source/ui/animations/CustomAnimationPane.hxx
index 54564b5bb109..fe89da0fc74f 100644
--- a/sd/source/ui/animations/CustomAnimationPane.hxx
+++ b/sd/source/ui/animations/CustomAnimationPane.hxx
@@ -104,7 +104,7 @@ private:
     void updateMotionPathTags();
     void markShapesFromSelectedEffects();
 
-    void showOptions(OString sPage = OString());
+    void showOptions(const OString& sPage = OString());
     void moveSelection( bool bUp );
     void onPreview( bool bForcePreview );
 
diff --git a/sd/source/ui/app/optsitem.cxx b/sd/source/ui/app/optsitem.cxx
index 8c9453ef264c..f1c0ece15283 100644
--- a/sd/source/ui/app/optsitem.cxx
+++ b/sd/source/ui/app/optsitem.cxx
@@ -49,7 +49,7 @@ template< class T > T getSafeValue( const Any& rAny )
 // - SdOptionsItem -
 
 
-SdOptionsItem::SdOptionsItem( const SdOptionsGeneric& rParent, const OUString rSubTree ) :
+SdOptionsItem::SdOptionsItem( const SdOptionsGeneric& rParent, const OUString& rSubTree ) :
     ConfigItem  ( rSubTree ),
     mrParent    ( rParent )
 {
diff --git a/sd/source/ui/func/unprlout.cxx b/sd/source/ui/func/unprlout.cxx
index 1100fc60b8d4..5d85e83fc585 100644
--- a/sd/source/ui/func/unprlout.cxx
+++ b/sd/source/ui/func/unprlout.cxx
@@ -30,8 +30,8 @@ TYPEINIT1(SdPresentationLayoutUndoAction, SdUndoAction);
 
 SdPresentationLayoutUndoAction::SdPresentationLayoutUndoAction(
                             SdDrawDocument* pTheDoc,
-                            OUString        aTheOldLayoutName,
-                            OUString        aTheNewLayoutName,
+                            const OUString& aTheOldLayoutName,
+                            const OUString& aTheNewLayoutName,
                             AutoLayout      eTheOldAutoLayout,
                             AutoLayout      eTheNewAutoLayout,
                             sal_Bool            bSet,
diff --git a/sd/source/ui/inc/RemoteServer.hxx b/sd/source/ui/inc/RemoteServer.hxx
index f873fcd512a3..3c450f0e4e87 100644
--- a/sd/source/ui/inc/RemoteServer.hxx
+++ b/sd/source/ui/inc/RemoteServer.hxx
@@ -45,7 +45,7 @@ namespace sd
         OUString mAddress;
 
         enum PROTOCOL { NETWORK = 1, BLUETOOTH };
-        ClientInfo( const OUString rName, const OUString rAddress ) :
+        ClientInfo( const OUString& rName, const OUString& rAddress ) :
             mName( rName ),
             mAddress( rAddress ) {}
     };
@@ -66,7 +66,7 @@ namespace sd
             // For the control dialog
             SD_DLLPUBLIC static std::vector<ClientInfo*> getClients();
             SD_DLLPUBLIC static sal_Bool connectClient( ClientInfo *pClient,
-                                                        OUString aPin );
+                                                        const OUString& aPin );
 
             /// ensure that discoverability (eg. for Bluetooth) is enabled
             SD_DLLPUBLIC static void ensureDiscoverable();
diff --git a/sd/source/ui/inc/optsitem.hxx b/sd/source/ui/inc/optsitem.hxx
index a3856b0f3928..01b22b53893b 100644
--- a/sd/source/ui/inc/optsitem.hxx
+++ b/sd/source/ui/inc/optsitem.hxx
@@ -59,7 +59,7 @@ private:
 
 public:
 
-    SdOptionsItem( const SdOptionsGeneric& rParent, const OUString rSubTree );
+    SdOptionsItem( const SdOptionsGeneric& rParent, const OUString& rSubTree );
     virtual ~SdOptionsItem();
 
     virtual void            Commit();
diff --git a/sd/source/ui/inc/unmodpg.hxx b/sd/source/ui/inc/unmodpg.hxx
index f96f4ac5b7d8..fd74d186b8d5 100644
--- a/sd/source/ui/inc/unmodpg.hxx
+++ b/sd/source/ui/inc/unmodpg.hxx
@@ -45,7 +45,7 @@ public:
     ModifyPageUndoAction(
         SdDrawDocument*         pTheDoc,
         SdPage*                 pThePage,
-        OUString                aTheNewName,
+        const OUString&         aTheNewName,
         AutoLayout              eTheNewAutoLayout,
         sal_Bool                    bTheNewBckgrndVisible,
         sal_Bool                    bTheNewBckgrndObjsVisible);
diff --git a/sd/source/ui/inc/unoaprms.hxx b/sd/source/ui/inc/unoaprms.hxx
index e866a7c650a7..678641dc9e8a 100644
--- a/sd/source/ui/inc/unoaprms.hxx
+++ b/sd/source/ui/inc/unoaprms.hxx
@@ -104,7 +104,7 @@ public:
             { bOldDimHide = bTheOldDimHide; bNewDimHide = bTheNewDimHide; }
         void SetSoundOn(sal_Bool bTheOldSoundOn, sal_Bool bTheNewSoundOn)
             { bOldSoundOn = bTheOldSoundOn; bNewSoundOn = bTheNewSoundOn; }
-        void SetSound(OUString aTheOldSound, OUString aTheNewSound)
+        void SetSound(const OUString& aTheOldSound, const OUString& aTheNewSound)
             { aOldSoundFile = aTheOldSound; aNewSoundFile = aTheNewSound; }
         void SetBlueScreen(Color aTheOldBlueScreen, Color aTheNewBlueScreen)
             { aOldBlueScreen = aTheOldBlueScreen; aNewBlueScreen = aTheNewBlueScreen; }
@@ -114,7 +114,7 @@ public:
             { pOldPathObj = pTheOldPath; pNewPathObj = pTheNewPath; }
         void SetClickAction(::com::sun::star::presentation::ClickAction eTheOldAction, ::com::sun::star::presentation::ClickAction eTheNewAction)
             { eOldClickAction = eTheOldAction; eNewClickAction = eTheNewAction; }
-        void SetBookmark(OUString aTheOldBookmark, OUString aTheNewBookmark)
+        void SetBookmark(const OUString& aTheOldBookmark, const OUString& aTheNewBookmark)
             { aOldBookmark = aTheOldBookmark; aNewBookmark = aTheNewBookmark; }
         void SetInvisibleInPres(sal_Bool bTheOldInvisibleInPres, sal_Bool bTheNewInvisibleInPres)
             { bOldInvisibleInPres = bTheOldInvisibleInPres; bNewInvisibleInPres = bTheNewInvisibleInPres; }
diff --git a/sd/source/ui/inc/unprlout.hxx b/sd/source/ui/inc/unprlout.hxx
index 1b72d1940cd2..3ff3a90ee08c 100644
--- a/sd/source/ui/inc/unprlout.hxx
+++ b/sd/source/ui/inc/unprlout.hxx
@@ -39,8 +39,8 @@ class SdPresentationLayoutUndoAction : public SdUndoAction
 public:
     TYPEINFO();
     SdPresentationLayoutUndoAction(SdDrawDocument* pTheDoc,
-                         OUString        aTheOldLayoutName,
-                         OUString        aTheNewLayoutName,
+                         const OUString& aTheOldLayoutName,
+                         const OUString& aTheNewLayoutName,
                          AutoLayout      eTheOldAutoLayout,
                          AutoLayout      eTheNewAutoLayout,
                          sal_Bool            bSet,
diff --git a/sd/source/ui/remotecontrol/ImagePreparer.cxx b/sd/source/ui/remotecontrol/ImagePreparer.cxx
index 7ee3e32b06d1..ba998880b303 100644
--- a/sd/source/ui/remotecontrol/ImagePreparer.cxx
+++ b/sd/source/ui/remotecontrol/ImagePreparer.cxx
@@ -201,7 +201,7 @@ void ImagePreparer::sendNotes( sal_uInt32 aSlideNumber )
         Transmitter::PRIORITY_LOW );
 }
 
-sal_Bool ExportTo( uno::Reference< drawing::XDrawPage>& aNotesPage, OUString aUrl );
+sal_Bool ExportTo( uno::Reference< drawing::XDrawPage>& aNotesPage, const OUString& aUrl );
 
 // Code copied from sdremote/source/presenter/PresenterNotesView.cxx
 OString ImagePreparer::prepareNotes( sal_uInt32 aSlideNumber )
@@ -283,7 +283,7 @@ OString ImagePreparer::prepareNotes( sal_uInt32 aSlideNumber )
         aRet.makeStringAndClear(), RTL_TEXTENCODING_UTF8 );
 }
 
-sal_Bool ExportTo( uno::Reference< drawing::XDrawPage>& aNotesPage, OUString aUrl )
+sal_Bool ExportTo( uno::Reference< drawing::XDrawPage>& aNotesPage, const OUString& aUrl )
 {
     OUString aFilterName( "XHTML Draw File" );
     uno::Reference< document::XExporter > xExporter;
diff --git a/sd/source/ui/remotecontrol/Server.cxx b/sd/source/ui/remotecontrol/Server.cxx
index 51796cc0b6bb..529193ac1928 100644
--- a/sd/source/ui/remotecontrol/Server.cxx
+++ b/sd/source/ui/remotecontrol/Server.cxx
@@ -52,9 +52,10 @@ namespace sd {
         BufferedStreamSocket *mpStreamSocket;
         OUString mPin;
 
-        ClientInfoInternal( const OUString rName,
-                            const OUString rAddress,
-                            BufferedStreamSocket *pSocket, OUString rPin ):
+        ClientInfoInternal( const OUString& rName,
+                            const OUString& rAddress,
+                            BufferedStreamSocket *pSocket,
+                            const OUString& rPin ):
                 ClientInfo( rName, rAddress ),
                 mpStreamSocket( pSocket ),
                 mPin( rPin ) {}
@@ -249,7 +250,7 @@ std::vector<ClientInfo*> RemoteServer::getClients()
     return aClients;
 }
 
-sal_Bool RemoteServer::connectClient( ClientInfo* pClient, OUString aPin )
+sal_Bool RemoteServer::connectClient( ClientInfo* pClient, const OUString& aPin )
 {
     SAL_INFO( "sdremote", "RemoteServer::connectClient called" );
     if ( !spServer )
diff --git a/sd/source/ui/view/unmodpg.cxx b/sd/source/ui/view/unmodpg.cxx
index cc5a675dfc50..7775201c2c76 100644
--- a/sd/source/ui/view/unmodpg.cxx
+++ b/sd/source/ui/view/unmodpg.cxx
@@ -39,7 +39,7 @@ TYPEINIT1(ModifyPageUndoAction, SdUndoAction);
 ModifyPageUndoAction::ModifyPageUndoAction(
     SdDrawDocument* pTheDoc,
     SdPage* pThePage,
-    OUString aTheNewName,
+    const OUString& aTheNewName,
     AutoLayout  eTheNewAutoLayout,
     sal_Bool bTheNewBckgrndVisible,
     sal_Bool bTheNewBckgrndObjsVisible)