Drop special-case handling of zero-length subpaths

Source/core/layout/svg/LayoutSVGPath.h

Index: Source/core/layout/svg/LayoutSVGPath.h
diff --git a/Source/core/layout/svg/LayoutSVGPath.h b/Source/core/layout/svg/LayoutSVGPath.h
index 127ab415fc66c4cee7f94d3e32ba7112b0c73b93..2c9cbb1b4d930e7b14039323d41f4e8f1ddebc07 100644
--- a/Source/core/layout/svg/LayoutSVGPath.h
+++ b/Source/core/layout/svg/LayoutSVGPath.h
@@ -37,28 +37,18 @@ public:
 
     const Vector<MarkerPosition>* markerPositions() const override { return &m_markerPositions; }
 
-    const Vector<FloatPoint>* zeroLengthLineCaps() const override { return &m_zeroLengthLinecapLocations; }
-    static FloatRect zeroLengthSubpathRect(const FloatPoint&, float);
-
     const char* name() const override { return "LayoutSVGPath"; }
 
 private:
-    void updateShapeFromElement() override;
     void updateStrokeAndFillBoundingBoxes() override;
 
     FloatRect hitTestStrokeBoundingBox() const override;
 
-    bool shapeDependentStrokeContains(const FloatPoint&) override;
-
     FloatRect markerRect(float strokeWidth) const;
     bool shouldGenerateMarkerPositions() const;
     void processMarkerPositions();
 
-    bool shouldStrokeZeroLengthSubpath() const;
-    void updateZeroLengthSubpaths();
-
     Vector<MarkerPosition> m_markerPositions;
-    Vector<FloatPoint> m_zeroLengthLinecapLocations;
 };
 
 }