Removed unused message.

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1079528 13f79535-47bb-0310-9956-ffa450edef68

src/test/java/org/apache/commons/math/ode/sampling/DummyStepInterpolatorTest.java

@@ -139,8 +139,7 @@ public class DummyStepInterpolatorTest {
       }
       @Override
       protected void doFinalize() throws MathUserException {
-          throw new MathUserException(LocalizedFormats.SIMPLE_MESSAGE, null);
+          throw new MathUserException();
       }
   }
-
 }