Fix static warning in language/catch_liveness_test.

tests/language/catch_liveness_test.dart

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import "package:expect/expect.dart";
 
-@AssumeDynamic @NoInline
+@AssumeDynamic() @NoInline()
 foo() => 1;
 
-@AssumeDynamic @NoInline
+@AssumeDynamic() @NoInline()
 throwException() => throw 'x';
 
 main() {
         var x = 10;
         var e2 = null;
         try {
                 var t = foo();
                 throwException();
                 print(t);
                 x = 3;
         } catch(e) {
                 Expect.equals(10, x);
                 e2 = e;
         }
         Expect.equals(10, x);
         Expect.equals('x', e2);
 }