tdf#157664 Drop redundant operator != in basegfx module

As part of the efforts in #157664 to remove redundant definitions of
operator!=, to upgrade the codebase to C++20, this commit removes the
remaining definitions in the basegfx module.

Change-Id: I19f2b9ddf42185435313445c8395a851030e2149
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/165199
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
Tested-by: Jenkins

basegfx/source/curve/b2dcubicbezier.cxx

@@ -351,16 +351,6 @@ namespace basegfx
         );
     }
 
-    bool B2DCubicBezier::operator!=(const B2DCubicBezier& rBezier) const
-    {
-        return (
-            maStartPoint != rBezier.maStartPoint
-            || maEndPoint != rBezier.maEndPoint
-            || maControlPointA != rBezier.maControlPointA
-            || maControlPointB != rBezier.maControlPointB
-        );
-    }
-
     bool B2DCubicBezier::equal(const B2DCubicBezier& rBezier) const
     {
         return (

basegfx/source/matrix/b2dhommatrix.cxx

@@ -182,11 +182,6 @@ namespace basegfx
         return true;
     }
 
-    bool B2DHomMatrix::operator!=(const B2DHomMatrix& rMat) const
-    {
-        return !(*this == rMat);
-    }
-
     void B2DHomMatrix::rotate(double fRadiant)
     {
         if(fTools::equalZero(fRadiant))

basegfx/source/polygon/b2dpolygontriangulator.cxx

@@ -92,11 +92,6 @@ namespace basegfx
                 return (maStart.equal(rComp.maStart) && maEnd.equal(rComp.maEnd));
             }
 
-            bool operator!=(const EdgeEntry& rComp) const
-            {
-                return !(*this == rComp);
-            }
-
             const B2DPoint& getStart() const { return maStart; }
             const B2DPoint& getEnd() const { return maEnd; }
 

basegfx/source/polygon/b2dpolypolygon.cxx

@@ -241,11 +241,6 @@ public:
         return ((*mpPolyPolygon) == (*rPolyPolygon.mpPolyPolygon));
     }
 
-    bool B2DPolyPolygon::operator!=(const B2DPolyPolygon& rPolyPolygon) const
-    {
-        return !((*this) == rPolyPolygon);
-    }
-
     sal_uInt32 B2DPolyPolygon::count() const
     {
         return mpPolyPolygon->count();

basegfx/source/polygon/b3dpolypolygon.cxx

@@ -223,11 +223,6 @@ namespace basegfx
         return ((*mpPolyPolygon) == (*rPolyPolygon.mpPolyPolygon));
     }
 
-    bool B3DPolyPolygon::operator!=(const B3DPolyPolygon& rPolyPolygon) const
-    {
-        return !(*this == rPolyPolygon);
-    }
-
     sal_uInt32 B3DPolyPolygon::count() const
     {
         return mpPolyPolygon->count();

basegfx/source/range/b2dpolyrange.cxx

@@ -109,11 +109,6 @@ namespace basegfx
         return ((*mpImpl) == (*rRange.mpImpl));
     }
 
-    bool B2DPolyRange::operator!=(const B2DPolyRange& rRange) const
-    {
-        return !(*this == rRange);
-    }
-
     sal_uInt32 B2DPolyRange::count() const
     {
         return mpImpl->count();

basegfx/source/tools/b2dclipstate.cxx

@@ -415,11 +415,6 @@ namespace basegfx::utils
         return ((*mpImpl) == (*rRHS.mpImpl));
     }
 
-    bool B2DClipState::operator!=(const B2DClipState& rRHS) const
-    {
-        return !(*this == rRHS);
-    }
-
     void B2DClipState::unionRange(const B2DRange& rRange)
     {
         mpImpl->unionRange(rRange);

include/basegfx/curve/b2dcubicbezier.hxx

@@ -48,7 +48,6 @@ namespace basegfx
 
         // compare operators
         bool operator==(const B2DCubicBezier& rBezier) const;
-        bool operator!=(const B2DCubicBezier& rBezier) const;
         bool equal(const B2DCubicBezier& rBezier) const;
 
         // test if vectors are used

include/basegfx/matrix/b2dhommatrix.hxx

@@ -117,7 +117,6 @@ namespace basegfx
         void shearY(double fSy);
 
         bool operator==(const B2DHomMatrix& rMat) const;
-        bool operator!=(const B2DHomMatrix& rMat) const;
 
         // matrix multiplication from the left to the local
         B2DHomMatrix& operator*=(const B2DHomMatrix& rMat);

include/basegfx/polygon/b2dpolypolygon.hxx

@@ -54,7 +54,6 @@ namespace basegfx
 
         // compare operators
         bool operator==(const B2DPolyPolygon& rPolyPolygon) const;
-        bool operator!=(const B2DPolyPolygon& rPolyPolygon) const;
 
         // polygon interface
         sal_uInt32 count() const;

include/basegfx/polygon/b3dpolypolygon.hxx

@@ -55,7 +55,6 @@ namespace basegfx
 
         // compare operators
         bool operator==(const B3DPolyPolygon& rPolyPolygon) const;
-        bool operator!=(const B3DPolyPolygon& rPolyPolygon) const;
 
         // polygon interface
         sal_uInt32 count() const;

include/basegfx/range/b2dpolyrange.hxx

@@ -61,7 +61,6 @@ namespace basegfx
         B2DPolyRange& operator=( const B2DPolyRange& );
 
         bool operator==(const B2DPolyRange&) const;
-        bool operator!=(const B2DPolyRange&) const;
 
         /// Number of included ranges
         sal_uInt32 count() const;

include/basegfx/utils/b2dclipstate.hxx

@@ -69,7 +69,6 @@ namespace basegfx::utils
             bool isCleared() const;
 
             bool operator==(const B2DClipState&) const;
-            bool operator!=(const B2DClipState&) const;
 
             void unionRange(const B2DRange& );
             void unionPolyPolygon(const B2DPolyPolygon& );