Clean up testcase source whitespace

Examples/test-suite/li_factory.i

@@ -22,19 +22,19 @@
     virtual ~Geometry() {}
     virtual int draw() = 0;
     static Geometry *create(GeomType i);
-		virtual Geometry *clone() = 0;
+    virtual Geometry *clone() = 0;
   };
 
   struct Point : Geometry  {
     int draw() { return 1; }
     double width() { return 1.0; }
-		Geometry *clone() { return new Point(); }
+    Geometry *clone() { return new Point(); }
   };
 
   struct Circle : Geometry  {
     int draw() { return 2; }
     double radius() { return 1.5; }
-		Geometry *clone() { return new Circle(); }
+    Geometry *clone() { return new Circle(); }
   };
 
   Geometry *Geometry::create(GeomType type) {
@@ -45,5 +45,3 @@
     }
   }
 }
-
-