Make the override warnings prettier.

sdk/lib/_internal/pub/test/dependency_override_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.
 
 import 'descriptor.dart' as d;
 import 'test_pub.dart';
 
 main() {
   initConfig();
   forBothPubGetAndUpgrade((command) {
@@ skipping 85 matching lines @@
           "dependency_overrides": {
             "foo": "any",
             "bar": "any",
             "baz": "any"
           }
         })
       ]).create();
 
       schedulePub(args: [command.name], output: command.success, error:
           """
-          Warning: You are overriding these dependencies:
-          - bar any from hosted (bar)
-          - baz any from hosted (baz)
-          - foo any from hosted (foo)
+          Warning: You are using these overridden dependencies:
+          - bar
+          - baz
+          - foo
           """);

[nweiz, 2013/11/26 21:14:46]

We should also test this with a path dependency override.

     });
   });
 }