Test: Fix testcase

CityDoctorParent/CityDoctorModel/src/test/java/de/hft/stuttgart/citydoctor2/datastructure/BridgeObjectTest.java

@@ -68,7 +68,8 @@ public class BridgeObjectTest {
 		assertEquals(1, bsCounter.intValue());
 
 		AtomicInteger boCounter2 = new AtomicInteger(0);
-		c = new AbstractCheck();
+		c = new AbstractCheck() {
+		};
 		bo.accept(c);
 		assertEquals(0, boCounter2.intValue());
 	}