Issue 932. Checks for various named arguments cases.

tests/language/src/NamedParameters4Test.dart

 // Copyright (c) 2011, 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.
 // Dart test program for testing named parameters.
+// Specifying named argument for not existing named parameter is run time error.
 
-// This test is very similar to NamedParameters3NegativeTest, but exersizes a
+// This test is very similar to NamedParameters3Test, but exersizes a
 // different corner case in the frog compiler. frog wasn't detecting unused
 // named arguments when no other arguments were expected. So, this test
 // purposely passes the exact number of positional parameters 
 
 int test(int a) {
   return a;
 }
 
 main() {
+  bool foundError = false;
   try {
     test(10, x:99);  // 1 positional arg, as expected. Param x does not exist.
-  } catch (var e) {
-    // This is a negative test that should not compile.
-    // If it runs due to a bug, catch and ignore exceptions.
+  } catch (Exception e) {
+    foundError = true;
   }
+  Expect.equals(true, foundError);
 }