Report info messages together with their error, warning, or hint.

tests/compiler/dart2js/exit_code_test.dart

 // Copyright (c) 2013, 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.
 
 // Test the exit code of dart2js in case of exceptions, errors, warnings, etc.
 
 
 import 'dart:async';
 import 'dart:io' show Platform;
 
@@ skipping 80 matching lines @@
       case 'assert':
         onTest(testMarker, testType);
         assert(false);
         break;
       case 'invariant':
         onTest(testMarker, testType);
         invariant(NO_LOCATION_SPANNABLE, false, message: marker);
         break;
       case 'warning':
         onTest(testMarker, testType);
-        reportWarning(NO_LOCATION_SPANNABLE,
-                      MessageKind.GENERIC, {'text': marker});
+        reportWarning(createMessage(
+            NO_LOCATION_SPANNABLE,
+            MessageKind.GENERIC, {'text': marker}));
         break;
       case 'error':
         onTest(testMarker, testType);
-        reportError(NO_LOCATION_SPANNABLE,
-                    MessageKind.GENERIC, {'text': marker});
+        reportError(createMessage(
+            NO_LOCATION_SPANNABLE,
+            MessageKind.GENERIC, {'text': marker}));
         break;
       case 'internalError':
         onTest(testMarker, testType);
         internalError(NO_LOCATION_SPANNABLE, marker);
         break;
       case 'NoSuchMethodError':
         onTest(testMarker, testType);
         null.foo;
         break;
       case '':
@@ skipping 159 matching lines @@
 
       expected = _expectedExitCode(
           beforeRun: tests[marker], fatalWarnings: true);
       totalExpectedErrors += expected.length;
       await testExitCodes(marker, expected, ['--fatal-warnings']);
     }
 
     Expect.equals(totalExpectedErrors, checkedResults);
   });
 }