loplugin:countusersofdefaultparams in tools..xmlsecurity

find methods with default params with only zero or one call site

Change-Id: Ie5b30f60e9fe00ba1acf0dfc79b005ded46f05a0
Reviewed-on: https://gerrit.libreoffice.org/27512
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>

32 files changed, 50 insertions, 51 deletions

diff --git a/tools/source/inet/inetmime.cxx b/tools/source/inet/inetmime.cxx
index 33bf39664914..2e4b74a3d9aa 100644
--- a/tools/source/inet/inetmime.cxx
+++ b/tools/source/inet/inetmime.cxx
@@ -446,8 +446,7 @@ public:
 
     void includes(sal_uInt32 nChar);
 
-    rtl_TextEncoding getPreferredEncoding(rtl_TextEncoding eDefault
-                                              = RTL_TEXTENCODING_DONTKNOW)
+    rtl_TextEncoding getPreferredEncoding(rtl_TextEncoding eDefault)
         const;
 
     void reset();
diff --git a/ucb/source/ucp/file/filglob.hxx b/ucb/source/ucp/file/filglob.hxx
index 2bbecb3a8756..d1e9a4a01fac 100644
--- a/ucb/source/ucp/file/filglob.hxx
+++ b/ucb/source/ucp/file/filglob.hxx
@@ -63,7 +63,7 @@ namespace fileaccess {
 
     extern osl::FileBase::RC osl_File_copy( const OUString& strPath,
                                             const OUString& strDestPath,
-                                            bool test = false );
+                                            bool test );
 
     /**
      *  special move:
@@ -84,7 +84,7 @@ namespace fileaccess {
                                const css::uno::Reference< css::ucb::XCommandEnvironment >& xEnv,
                                const OUString& aUncPath,
                                BaseContent* pContent,
-                               bool isHandled = false);
+                               bool isHandled);
                                    // the physical URL of the object
 
 } // end namespace fileaccess
diff --git a/ucb/source/ucp/file/filtask.hxx b/ucb/source/ucp/file/filtask.hxx
index 9af0e04eaaa2..f2b0d89eab0c 100644
--- a/ucb/source/ucp/file/filtask.hxx
+++ b/ucb/source/ucp/file/filtask.hxx
@@ -94,7 +94,7 @@ namespace fileaccess
             }
 
             void SAL_CALL installError( sal_Int32 nErrorCode,
-                                        sal_Int32 nMinorCode = TASKHANDLER_NO_ERROR )
+                                        sal_Int32 nMinorCode )
             {
                 m_nErrorCode = nErrorCode;
                 m_nMinorCode = nMinorCode;
diff --git a/unoidl/source/unoidlprovider.cxx b/unoidl/source/unoidlprovider.cxx
index 800d112671ab..acf443bf445b 100644
--- a/unoidl/source/unoidlprovider.cxx
+++ b/unoidl/source/unoidlprovider.cxx
@@ -551,7 +551,7 @@ std::vector< OUString > readAnnotations(
 
 ConstantValue readConstant(
     rtl::Reference< MappedFile > const & file, sal_uInt32 offset,
-    sal_uInt32 * newOffset = nullptr, bool * annotated = nullptr)
+    sal_uInt32 * newOffset, bool * annotated)
 {
     assert(file.is());
     int v = file->read8(offset);
diff --git a/vbahelper/source/msforms/vbacontrols.cxx b/vbahelper/source/msforms/vbacontrols.cxx
index 87241b5fef0d..fe62c1b16d44 100644
--- a/vbahelper/source/msforms/vbacontrols.cxx
+++ b/vbahelper/source/msforms/vbacontrols.cxx
@@ -50,7 +50,7 @@ class ControlArrayWrapper : public ::cppu::WeakImplHelper< container::XNameAcces
     ControlIndexMap mIndices;
 
 private:
-    void SetArrayElementTo( const uno::Reference< awt::XControl >& xCtrl, sal_Int32 nIndex = -1 )
+    void SetArrayElementTo( const uno::Reference< awt::XControl >& xCtrl, sal_Int32 nIndex )
     {
         // initialize the element with specified index to the control
         if ( xCtrl.is() )
diff --git a/vbahelper/source/vbahelper/vbacommandbarhelper.hxx b/vbahelper/source/vbahelper/vbacommandbarhelper.hxx
index 3279fb4c112d..43f2f80e69c8 100644
--- a/vbahelper/source/vbahelper/vbacommandbarhelper.hxx
+++ b/vbahelper/source/vbahelper/vbacommandbarhelper.hxx
@@ -77,7 +77,7 @@ public:
 
     const OUString& getModuleId() const { return maModuleId; }
     OUString findToolbarByName( const css::uno::Reference< css::container::XNameAccess >& xNameAccess, const OUString& sName ) throw (css::uno::RuntimeException);
-    static sal_Int32 findControlByName( const css::uno::Reference< css::container::XIndexAccess >& xIndexAccess, const OUString& sName, bool bMenu = false ) throw (css::uno::RuntimeException);
+    static sal_Int32 findControlByName( const css::uno::Reference< css::container::XIndexAccess >& xIndexAccess, const OUString& sName, bool bMenu ) throw (css::uno::RuntimeException);
     static OUString generateCustomURL();
 };
 
diff --git a/vcl/inc/fontsubset.hxx b/vcl/inc/fontsubset.hxx
index 5053442e3ece..5c17e86d5341 100644
--- a/vcl/inc/fontsubset.hxx
+++ b/vcl/inc/fontsubset.hxx
@@ -82,8 +82,8 @@ private:
 
 protected:
     bool    CreateFontSubsetFromCff( sal_Int32* pOutGlyphWidths = nullptr );
-    bool    CreateFontSubsetFromSfnt( sal_Int32* pOutGlyphWidths = nullptr );
-    static bool CreateFontSubsetFromType1( sal_Int32* pOutGlyphWidths = nullptr );
+    bool    CreateFontSubsetFromSfnt( sal_Int32* pOutGlyphWidths );
+    static bool CreateFontSubsetFromType1( sal_Int32* pOutGlyphWidths );
 };
 
 #endif // INCLUDED_VCL_INC_FONTSUBSET_HXX
diff --git a/vcl/inc/headless/svpgdi.hxx b/vcl/inc/headless/svpgdi.hxx
index e0d2a9de1631..76e446064b18 100644
--- a/vcl/inc/headless/svpgdi.hxx
+++ b/vcl/inc/headless/svpgdi.hxx
@@ -137,7 +137,7 @@ public:
 
     virtual void            SetTextColor( SalColor nSalColor ) override;
     virtual void            SetFont( FontSelectPattern*, int nFallbackLevel ) override;
-    virtual void            GetFontMetric( ImplFontMetricDataPtr&, int nFallbackLevel = 0 ) override;
+    virtual void            GetFontMetric( ImplFontMetricDataPtr&, int nFallbackLevel ) override;
     virtual const FontCharMapPtr GetFontCharMap() const override;
     virtual bool GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const override;
     virtual void            GetDevFontList( PhysicalFontCollection* ) override;
diff --git a/vcl/inc/headless/svpinst.hxx b/vcl/inc/headless/svpinst.hxx
index 932e928fdbfe..7f241948a99f 100644
--- a/vcl/inc/headless/svpinst.hxx
+++ b/vcl/inc/headless/svpinst.hxx
@@ -118,7 +118,7 @@ public:
     virtual void            DestroyFrame( SalFrame* pFrame ) override;
 
     // Object (System Child Window)
-    virtual SalObject*      CreateObject( SalFrame* pParent, SystemWindowData* pWindowData, bool bShow = true ) override;
+    virtual SalObject*      CreateObject( SalFrame* pParent, SystemWindowData* pWindowData, bool bShow ) override;
     virtual void            DestroyObject( SalObject* pObject ) override;
 
     // VirtualDevice
diff --git a/vcl/inc/impgraph.hxx b/vcl/inc/impgraph.hxx
index 817b9cf9b4f4..cafad4e90101 100644
--- a/vcl/inc/impgraph.hxx
+++ b/vcl/inc/impgraph.hxx
@@ -102,10 +102,10 @@ private:
     void                ImplStartAnimation( OutputDevice* pOutDev,
                                             const Point& rDestPt,
                                             const Size& rDestSize,
-                                            long nExtraData = 0,
-                                            OutputDevice* pFirstFrameOutDev = nullptr );
-    void                ImplStopAnimation( OutputDevice* pOutputDevice = nullptr,
-                                           long nExtraData = 0 );
+                                            long nExtraData,
+                                            OutputDevice* pFirstFrameOutDev );
+    void                ImplStopAnimation( OutputDevice* pOutputDevice,
+                                           long nExtraData );
 
     void                ImplSetAnimationNotifyHdl( const Link<Animation*,void>& rLink );
     Link<Animation*,void> ImplGetAnimationNotifyHdl() const;
diff --git a/vcl/inc/opengl/program.hxx b/vcl/inc/opengl/program.hxx
index 82f5c2ca0a97..73cdb7fda6e7 100644
--- a/vcl/inc/opengl/program.hxx
+++ b/vcl/inc/opengl/program.hxx
@@ -70,7 +70,7 @@ public:
     GLuint Id() { return mnId; }
 
     bool Load( const OUString& rVertexShader, const OUString& rFragmentShader,
-               const rtl::OString& preamble = "", const rtl::OString& rDigest = "" );
+               const rtl::OString& preamble, const rtl::OString& rDigest );
     bool Use();
     void Reuse();
     bool Clean();
diff --git a/vcl/inc/opengl/texture.hxx b/vcl/inc/opengl/texture.hxx
index 95126ff5b7bb..70441190171a 100644
--- a/vcl/inc/opengl/texture.hxx
+++ b/vcl/inc/opengl/texture.hxx
@@ -59,7 +59,7 @@ public:
         return mnRefCount == 1;
     }
 
-    bool InitializeSlotMechanism(int nInitialSlotSize = 0);
+    bool InitializeSlotMechanism(int nInitialSlotSize);
 
     void SetSlotDeallocateCallback(std::function<void(int)> aCallback)
     {
diff --git a/vcl/inc/openglgdiimpl.hxx b/vcl/inc/openglgdiimpl.hxx
index cf10036f296c..1bc9ef54c2f5 100644
--- a/vcl/inc/openglgdiimpl.hxx
+++ b/vcl/inc/openglgdiimpl.hxx
@@ -122,7 +122,7 @@ public:
 
     void DrawConvexPolygon( sal_uInt32 nPoints, const SalPoint* pPtAry, bool blockAA = false );
     void DrawConvexPolygon( const tools::Polygon& rPolygon, bool blockAA = false );
-    void DrawTrapezoid( const basegfx::B2DTrapezoid& trapezoid, bool blockAA = false );
+    void DrawTrapezoid( const basegfx::B2DTrapezoid& trapezoid, bool blockAA );
     void DrawRect( long nX, long nY, long nWidth, long nHeight );
     void DrawRect( const Rectangle& rRect );
     void DrawPolygon( sal_uInt32 nPoints, const SalPoint* pPtAry );
@@ -132,7 +132,7 @@ public:
     void DrawTextureRect( OpenGLTexture& rTexture, const SalTwoRect& rPosAry, bool bInverted = false );
     void DrawTexture( OpenGLTexture& rTexture, const SalTwoRect& rPosAry, bool bInverted = false );
     void DrawTransformedTexture( OpenGLTexture& rTexture, OpenGLTexture& rMask, const basegfx::B2DPoint& rNull, const basegfx::B2DPoint& rX, const basegfx::B2DPoint& rY );
-    void DrawAlphaTexture( OpenGLTexture& rTexture, const SalTwoRect& rPosAry, bool bInverted = false, bool pPremultiplied = false );
+    void DrawAlphaTexture( OpenGLTexture& rTexture, const SalTwoRect& rPosAry, bool bInverted, bool pPremultiplied );
     void DrawTextureDiff( OpenGLTexture& rTexture, OpenGLTexture& rMask, const SalTwoRect& rPosAry, bool bInverted = false );
     void DrawTextureWithMask( OpenGLTexture& rTexture, OpenGLTexture& rMask, const SalTwoRect& rPosAry );
     void DrawBlendedTexture( OpenGLTexture& rTexture, OpenGLTexture& rMask, OpenGLTexture& rAlpha, const SalTwoRect& rPosAry );
diff --git a/vcl/inc/salgdi.hxx b/vcl/inc/salgdi.hxx
index 51b5e3ec78f9..c8f9a1cc5a1e 100644
--- a/vcl/inc/salgdi.hxx
+++ b/vcl/inc/salgdi.hxx
@@ -131,7 +131,7 @@ public:
     void                        ReleaseFonts() { SetFont( nullptr, 0 ); }
 
     // get the current font's metrics
-    virtual void                GetFontMetric( ImplFontMetricDataPtr&, int nFallbackLevel = 0 ) = 0;
+    virtual void                GetFontMetric( ImplFontMetricDataPtr&, int nFallbackLevel ) = 0;
 
     // get the repertoire of the current font
     virtual const FontCharMapPtr GetFontCharMap() const = 0;
diff --git a/vcl/inc/salinst.hxx b/vcl/inc/salinst.hxx
index b6a93fc6b12e..bd407234f1f7 100644
--- a/vcl/inc/salinst.hxx
+++ b/vcl/inc/salinst.hxx
@@ -81,7 +81,7 @@ public:
     virtual void            DestroyFrame( SalFrame* pFrame ) = 0;
 
     // Object (System Child Window)
-    virtual SalObject*      CreateObject( SalFrame* pParent, SystemWindowData* pWindowData, bool bShow = true ) = 0;
+    virtual SalObject*      CreateObject( SalFrame* pParent, SystemWindowData* pWindowData, bool bShow ) = 0;
     virtual void            DestroyObject( SalObject* pObject ) = 0;
 
     // VirtualDevice
diff --git a/vcl/inc/textlayout.hxx b/vcl/inc/textlayout.hxx
index f057c5c3dd1d..7371abd9eb62 100644
--- a/vcl/inc/textlayout.hxx
+++ b/vcl/inc/textlayout.hxx
@@ -91,8 +91,8 @@ namespace vcl
         virtual ~ControlTextRenderer();
 
         Rectangle   DrawText( const Rectangle& _rRect,
-                              const OUString& _rText, DrawTextFlags _nStyle = DrawTextFlags::NONE,
-                              MetricVector* _pVector = nullptr, OUString* _pDisplayText = nullptr );
+                              const OUString& _rText, DrawTextFlags _nStyle,
+                              MetricVector* _pVector, OUString* _pDisplayText );
 
     private:
         ControlTextRenderer( const ControlTextRenderer& ) = delete;
diff --git a/vcl/inc/unx/genpspgraphics.h b/vcl/inc/unx/genpspgraphics.h
index ecafc8eac3fd..f38dc0e5b9f7 100644
--- a/vcl/inc/unx/genpspgraphics.h
+++ b/vcl/inc/unx/genpspgraphics.h
@@ -93,7 +93,7 @@ public:
 
     virtual void            SetTextColor( SalColor nSalColor ) override;
     virtual void            SetFont( FontSelectPattern*, int nFallbackLevel ) override;
-    virtual void            GetFontMetric( ImplFontMetricDataPtr&, int nFallbackLevel = 0 ) override;
+    virtual void            GetFontMetric( ImplFontMetricDataPtr&, int nFallbackLevel ) override;
     virtual const FontCharMapPtr GetFontCharMap() const override;
     virtual bool            GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const override;
     virtual void            GetDevFontList( PhysicalFontCollection* ) override;
diff --git a/vcl/inc/unx/gtk/gtkinst.hxx b/vcl/inc/unx/gtk/gtkinst.hxx
index 38640847ca61..e29d221129a8 100644
--- a/vcl/inc/unx/gtk/gtkinst.hxx
+++ b/vcl/inc/unx/gtk/gtkinst.hxx
@@ -204,7 +204,7 @@ public:
 
     virtual SalFrame*           CreateFrame( SalFrame* pParent, SalFrameStyleFlags nStyle ) override;
     virtual SalFrame*           CreateChildFrame( SystemParentData* pParent, SalFrameStyleFlags nStyle ) override;
-    virtual SalObject*          CreateObject( SalFrame* pParent, SystemWindowData* pWindowData, bool bShow = true ) override;
+    virtual SalObject*          CreateObject( SalFrame* pParent, SystemWindowData* pWindowData, bool bShow ) override;
     virtual SalSystem*          CreateSalSystem() override;
     virtual SalInfoPrinter*     CreateInfoPrinter(SalPrinterQueueInfo* pPrinterQueueInfo, ImplJobSetup* pJobSetup) override;
     virtual SalPrinter*         CreatePrinter( SalInfoPrinter* pInfoPrinter ) override;
diff --git a/vcl/inc/unx/printergfx.hxx b/vcl/inc/unx/printergfx.hxx
index ac261d4b5fc4..f7f1367a28ee 100644
--- a/vcl/inc/unx/printergfx.hxx
+++ b/vcl/inc/unx/printergfx.hxx
@@ -374,7 +374,7 @@ public:
     { return maVirtualStatus.mbArtBold; }
     void            DrawText (const Point& rPoint,
                               const sal_Unicode* pStr, sal_Int16 nLen,
-                              const sal_Int32* pDeltaArray = nullptr);
+                              const sal_Int32* pDeltaArray);
     void            SetTextColor (PrinterColor& rTextColor)
     { maTextColor = rTextColor; }
     sal_Int32       GetCharWidth (sal_uInt16 nFrom, sal_uInt16 nTo,
diff --git a/vcl/inc/unx/printerjob.hxx b/vcl/inc/unx/printerjob.hxx
index 8f283cdaff1d..5ed6abee9df8 100644
--- a/vcl/inc/unx/printerjob.hxx
+++ b/vcl/inc/unx/printerjob.hxx
@@ -75,7 +75,7 @@ private:
 
     bool            writeFeatureList( osl::File* pFile, const JobData&, bool bDocumentSetup );
     bool            writeSetup( osl::File* pFile, const JobData& );
-    bool            writePageSetup( osl::File* pFile, const JobData&, bool bWriteFeatures = true );
+    bool            writePageSetup( osl::File* pFile, const JobData&, bool bWriteFeatures );
     static void     writeJobPatch( osl::File* File, const JobData& );
     static bool     writeProlog (osl::File* pFile, const JobData& );
 
diff --git a/vcl/inc/unx/salbmp.h b/vcl/inc/unx/salbmp.h
index 761bbb632fd9..88a8668aed9f 100644
--- a/vcl/inc/unx/salbmp.h
+++ b/vcl/inc/unx/salbmp.h
@@ -229,7 +229,7 @@ public:
                     ImplSalBitmapCache();
                     ~ImplSalBitmapCache();
 
-    void            ImplAdd( X11SalBitmap* pBmp, sal_uIntPtr nMemSize = 0UL );
+    void            ImplAdd( X11SalBitmap* pBmp, sal_uIntPtr nMemSize );
     void            ImplRemove( X11SalBitmap* pBmp );
     void            ImplClear();
 };
diff --git a/vcl/inc/unx/salgdi.h b/vcl/inc/unx/salgdi.h
index 1c48f0514ec2..a9c91ed0e114 100644
--- a/vcl/inc/unx/salgdi.h
+++ b/vcl/inc/unx/salgdi.h
@@ -117,7 +117,7 @@ public:
 
     virtual void                    SetTextColor( SalColor nSalColor ) override;
     virtual void                    SetFont( FontSelectPattern*, int nFallbackLevel ) override;
-    virtual void                    GetFontMetric( ImplFontMetricDataPtr&, int nFallbackLevel = 0 ) override;
+    virtual void                    GetFontMetric( ImplFontMetricDataPtr&, int nFallbackLevel ) override;
     virtual const FontCharMapPtr    GetFontCharMap() const override;
     virtual bool                    GetFontCapabilities(vcl::FontCapabilities &rFontCapabilities) const override;
     virtual void                    GetDevFontList( PhysicalFontCollection* ) override;
diff --git a/vcl/inc/unx/salinst.h b/vcl/inc/unx/salinst.h
index d3f5fa77fdc6..5bf339b220c8 100644
--- a/vcl/inc/unx/salinst.h
+++ b/vcl/inc/unx/salinst.h
@@ -51,7 +51,7 @@ public:
     virtual SalFrame*           CreateFrame( SalFrame* pParent, SalFrameStyleFlags nStyle ) override;
     virtual void                DestroyFrame( SalFrame* pFrame ) override;
 
-    virtual SalObject*          CreateObject( SalFrame* pParent, SystemWindowData* pWindowData, bool bShow = true ) override;
+    virtual SalObject*          CreateObject( SalFrame* pParent, SystemWindowData* pWindowData, bool bShow ) override;
     virtual void                DestroyObject( SalObject* pObject ) override;
 
     /// Gtk vclplug needs to pass GtkSalGraphics to X11SalVirtualDevice, so create it, and pass as pNewGraphics.
diff --git a/vcl/source/edit/textdoc.hxx b/vcl/source/edit/textdoc.hxx
index 9f8b5fceb2cd..9f0929f89fe7 100644
--- a/vcl/source/edit/textdoc.hxx
+++ b/vcl/source/edit/textdoc.hxx
@@ -54,7 +54,7 @@ public:
     bool&           HasEmptyAttribs()       { return mbHasEmptyAttribs; }
 
     TextCharAttrib* FindAttrib( sal_uInt16 nWhich, sal_Int32 nPos );
-    const TextCharAttrib* FindNextAttrib( sal_uInt16 nWhich, sal_Int32 nFromPos, sal_Int32 nMaxPos = SAL_MAX_INT32 ) const;
+    const TextCharAttrib* FindNextAttrib( sal_uInt16 nWhich, sal_Int32 nFromPos, sal_Int32 nMaxPos ) const;
     TextCharAttrib* FindEmptyAttrib( sal_uInt16 nWhich, sal_Int32 nPos );
     bool            HasAttrib( sal_uInt16 nWhich ) const;
     bool            HasBoundingAttrib( sal_Int32 nBound );
diff --git a/vcl/source/gdi/pdfwriter_impl.hxx b/vcl/source/gdi/pdfwriter_impl.hxx
index b55c55b9f737..669bd9214346 100644
--- a/vcl/source/gdi/pdfwriter_impl.hxx
+++ b/vcl/source/gdi/pdfwriter_impl.hxx
@@ -805,7 +805,7 @@ i12626
     /* writes all gradient patterns */
     bool emitGradients();
     /* writes a builtin font object and returns its objectid (or 0 in case of failure ) */
-    sal_Int32 emitBuiltinFont( const PdfBuiltinFontFace*, sal_Int32 nObject = -1 );
+    sal_Int32 emitBuiltinFont( const PdfBuiltinFontFace*, sal_Int32 nObject );
     /* writes a type1 embedded font object and returns its mapping from font ids to object ids (or 0 in case of failure ) */
     std::map< sal_Int32, sal_Int32 > emitEmbeddedFont( const PhysicalFontFace*, EmbedFont& );
     /* writes a type1 system font object and returns its mapping from font ids to object ids (or 0 in case of failure ) */
@@ -1165,7 +1165,7 @@ public:
     void emitComment( const char* pComment );
 
     //--->i56629 named destinations
-    sal_Int32 createNamedDest( const OUString& sDestName, const Rectangle& rRect, sal_Int32 nPageNr = -1, PDFWriter::DestAreaType eType = PDFWriter::XYZ );
+    sal_Int32 createNamedDest( const OUString& sDestName, const Rectangle& rRect, sal_Int32 nPageNr, PDFWriter::DestAreaType eType );
 
     //--->i59651
     //emits output intent
@@ -1175,21 +1175,21 @@ public:
     sal_Int32   emitDocumentMetadata();
 
     // links
-    sal_Int32 createLink( const Rectangle& rRect, sal_Int32 nPageNr = -1 );
+    sal_Int32 createLink( const Rectangle& rRect, sal_Int32 nPageNr );
     sal_Int32 createDest( const Rectangle& rRect, sal_Int32 nPageNr = -1, PDFWriter::DestAreaType eType = PDFWriter::XYZ );
-    sal_Int32 registerDestReference( sal_Int32 nDestId, const Rectangle& rRect, sal_Int32 nPageNr = -1, PDFWriter::DestAreaType eType = PDFWriter::XYZ );
+    sal_Int32 registerDestReference( sal_Int32 nDestId, const Rectangle& rRect, sal_Int32 nPageNr, PDFWriter::DestAreaType eType );
     void      setLinkDest( sal_Int32 nLinkId, sal_Int32 nDestId );
     void      setLinkURL( sal_Int32 nLinkId, const OUString& rURL );
     void      setLinkPropertyId( sal_Int32 nLinkId, sal_Int32 nPropertyId );
 
     // outline
-    sal_Int32 createOutlineItem( sal_Int32 nParent = 0, const OUString& rText = OUString(), sal_Int32 nDestID = -1 );
+    sal_Int32 createOutlineItem( sal_Int32 nParent, const OUString& rText, sal_Int32 nDestID );
     void      setOutlineItemParent( sal_Int32 nItem, sal_Int32 nNewParent );
     void      setOutlineItemText( sal_Int32 nItem, const OUString& rText );
     void      setOutlineItemDest( sal_Int32 nItem, sal_Int32 nDestID );
 
     // notes
-    void createNote( const Rectangle& rRect, const PDFNote& rNote, sal_Int32 nPageNr = -1 );
+    void createNote( const Rectangle& rRect, const PDFNote& rNote, sal_Int32 nPageNr );
     // structure elements
     sal_Int32 beginStructureElement( PDFWriter::StructElement eType, const OUString& rAlias );
     void endStructureElement();
@@ -1201,8 +1201,8 @@ public:
     void setAlternateText( const OUString& rText );
 
     // transitional effects
-    void setAutoAdvanceTime( sal_uInt32 nSeconds, sal_Int32 nPageNr = -1 );
-    void setPageTransition( PDFWriter::PageTransition eType, sal_uInt32 nMilliSec, sal_Int32 nPageNr = -1 );
+    void setAutoAdvanceTime( sal_uInt32 nSeconds, sal_Int32 nPageNr );
+    void setPageTransition( PDFWriter::PageTransition eType, sal_uInt32 nMilliSec, sal_Int32 nPageNr );
 
     // controls
     sal_Int32 createControl( const PDFWriter::AnyWidget& rControl, sal_Int32 nPageNr = -1 );
diff --git a/vcl/source/outdev/font.cxx b/vcl/source/outdev/font.cxx
index 25a9fadd405a..520999f32a57 100644
--- a/vcl/source/outdev/font.cxx
+++ b/vcl/source/outdev/font.cxx
@@ -1095,7 +1095,7 @@ bool OutputDevice::ImplNewFont() const
             pFontInstance->mbInit = true;
 
             pFontInstance->mxFontMetric->SetOrientation( sal::static_int_cast<short>(pFontInstance->maFontSelData.mnOrientation) );
-            pGraphics->GetFontMetric( pFontInstance->mxFontMetric );
+            pGraphics->GetFontMetric( pFontInstance->mxFontMetric, 0 );
 
             pFontInstance->mxFontMetric->ImplInitTextLineSize( this );
             pFontInstance->mxFontMetric->ImplInitAboveTextLineSize();
diff --git a/vcl/unx/generic/dtrans/X11_selection.hxx b/vcl/unx/generic/dtrans/X11_selection.hxx
index 9a678b26f351..232a2ade59c9 100644
--- a/vcl/unx/generic/dtrans/X11_selection.hxx
+++ b/vcl/unx/generic/dtrans/X11_selection.hxx
@@ -418,7 +418,7 @@ namespace x11 {
 
         // compound text conversion
         OString convertToCompound( const OUString& rText );
-        OUString convertFromCompound( const char* pText, int nLen = -1 );
+        OUString convertFromCompound( const char* pText, int nLen );
 
         sal_Int8 getUserDragAction() const;
         sal_Int32 getSelectionTimeout();
diff --git a/vcl/unx/generic/printer/ppdparser.cxx b/vcl/unx/generic/printer/ppdparser.cxx
index 3024b1ed6fa0..2a62dcf21ce0 100644
--- a/vcl/unx/generic/printer/ppdparser.cxx
+++ b/vcl/unx/generic/printer/ppdparser.cxx
@@ -122,7 +122,7 @@ namespace psp
 
     static css::lang::Locale normalizeInputLocale(
         const css::lang::Locale& i_rLocale,
-        bool bInsertDefault = false
+        bool bInsertDefault
         )
     {
         css::lang::Locale aLoc( i_rLocale );
diff --git a/xmlhelp/source/cxxhelp/provider/databases.hxx b/xmlhelp/source/cxxhelp/provider/databases.hxx
index 432607aa4cd0..b1e0230e667c 100644
--- a/xmlhelp/source/cxxhelp/provider/databases.hxx
+++ b/xmlhelp/source/cxxhelp/provider/databases.hxx
@@ -430,7 +430,7 @@ namespace chelp {
 
         css::uno::Reference< css::container::XHierarchicalNameAccess >
             nextJarFile( css::uno::Reference< css::deployment::XPackage >& o_xParentPackageBundle,
-                            OUString* o_pExtensionPath = nullptr, OUString* o_pExtensionRegistryPath = nullptr );
+                            OUString* o_pExtensionPath, OUString* o_pExtensionRegistryPath );
 
     private:
         css::uno::Reference< css::container::XHierarchicalNameAccess >
diff --git a/xmloff/source/style/impastpl.hxx b/xmloff/source/style/impastpl.hxx
index 5e6563256f09..992c188a69e9 100644
--- a/xmloff/source/style/impastpl.hxx
+++ b/xmloff/source/style/impastpl.hxx
@@ -82,7 +82,7 @@ public:
 
     ~XMLAutoStylePoolParent();
 
-    bool Add( XMLAutoStyleFamily& rFamilyData, const ::std::vector< XMLPropertyState >& rProperties, OUString& rName, bool bDontSeek = false );
+    bool Add( XMLAutoStyleFamily& rFamilyData, const ::std::vector< XMLPropertyState >& rProperties, OUString& rName, bool bDontSeek );
 
     bool AddNamed( XMLAutoStyleFamily& rFamilyData, const ::std::vector< XMLPropertyState >& rProperties, const OUString& rName );
 
@@ -151,7 +151,7 @@ public:
 
     void AddFamily( sal_Int32 nFamily, const OUString& rStrName,
         const rtl::Reference < SvXMLExportPropertyMapper > & rMapper,
-        const OUString& rStrPrefix, bool bAsFamily = true );
+        const OUString& rStrPrefix, bool bAsFamily );
     void SetFamilyPropSetMapper( sal_Int32 nFamily,
         const rtl::Reference < SvXMLExportPropertyMapper > & rMapper );
     void RegisterName( sal_Int32 nFamily, const OUString& rName );
diff --git a/xmloff/source/style/xmlexppr.cxx b/xmloff/source/style/xmlexppr.cxx
index 1201dbcaf2b9..804f788f3720 100644
--- a/xmloff/source/style/xmlexppr.cxx
+++ b/xmloff/source/style/xmlexppr.cxx
@@ -192,7 +192,7 @@ public:
             vector< XMLPropertyState >& rPropStates,
             const Reference< XPropertySet >& xPropSet,
             const rtl::Reference< XMLPropertySetMapper >& maPropMapper,
-            const bool bDefault = false);
+            const bool bDefault);
     sal_uInt32 GetPropertyCount() const { return nCount; }
 };
 
diff --git a/xmlsecurity/qa/unit/signing/signing.cxx b/xmlsecurity/qa/unit/signing/signing.cxx
index 767b0fa33a77..7065d0d53e6c 100644
--- a/xmlsecurity/qa/unit/signing/signing.cxx
+++ b/xmlsecurity/qa/unit/signing/signing.cxx
@@ -95,8 +95,8 @@ public:
     CPPUNIT_TEST_SUITE_END();
 
 private:
-    void createDoc(const OUString& rURL = OUString());
-    void createCalc(const OUString& rURL = OUString());
+    void createDoc(const OUString& rURL);
+    void createCalc(const OUString& rURL);
     uno::Reference<security::XCertificate> getCertificate(XMLSignatureHelper& rSignatureHelper);
 };
 
@@ -161,7 +161,7 @@ uno::Reference<security::XCertificate> SigningTest::getCertificate(XMLSignatureH
 void SigningTest::testDescription()
 {
     // Create an empty document and store it to a tempfile, finally load it as a storage.
-    createDoc();
+    createDoc("");
 
     utl::TempFile aTempFile;
     aTempFile.EnableKillingFile();
@@ -194,7 +194,7 @@ void SigningTest::testDescription()
 void SigningTest::testOOXMLDescription()
 {
     // Create an empty document and store it to a tempfile, finally load it as a storage.
-    createDoc();
+    createDoc("");
 
     utl::TempFile aTempFile;
     aTempFile.EnableKillingFile();