removed references to OCC<7

src/Mod/Part/App/FeaturePartSection.cpp

@@ -51,9 +51,7 @@ short Section::mustExecute() const
 BRepAlgoAPI_BooleanOperation* Section::makeOperation(const TopoDS_Shape& base, const TopoDS_Shape& tool) const
 {
     // Let's call algorithm computing a section operation:
-#if OCC_VERSION_HEX < 0x060900
-    return new BRepAlgoAPI_Section(base, tool);
-#else
+
     bool approx = Approximation.getValue();
     std::unique_ptr<BRepAlgoAPI_Section> mkSection(new BRepAlgoAPI_Section());
     mkSection->Init1(base);
@@ -63,5 +61,4 @@ BRepAlgoAPI_BooleanOperation* Section::makeOperation(const TopoDS_Shape& base, c
     if (!mkSection->IsDone())
         throw Base::RuntimeError("Section failed");
     return mkSection.release();
-#endif
 }