Rename the package to "test".

lib/src/backend/invoker.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.
 
-library unittest.backend.invoker;
+library test.backend.invoker;
 
 import 'dart:async';
 
 import 'package:stack_trace/stack_trace.dart';
 
 import '../frontend/expect.dart';
 import '../utils.dart';
 import 'live_test.dart';
 import 'live_test_controller.dart';
 import 'metadata.dart';
@@ skipping 49 matching lines @@
   ///
   /// This is distinct from [_controller.completer] because a tear-down may need
   /// to run before the test is truly finished.
   final _completer = new Completer();
 
   /// The current invoker, or `null` if none is defined.
   ///
   /// An invoker is only set within the zone scope of a running test.
   static Invoker get current {
     // TODO(nweiz): Use a private symbol when dart2js supports it (issue 17526).
-    return Zone.current[#unittest.invoker];
+    return Zone.current[#test.invoker];
   }
 
   Invoker._(Suite suite, LocalTest test) {
     _controller = new LiveTestController(suite, test, _onRun);
   }
 
   /// Tells the invoker that there's a callback running that it should wait for
   /// before considering the test successful.
   ///
   /// Each call to [addOutstandingCallback] should be followed by a call to
@@ skipping 88 matching lines @@
           _controller.setState(
               new State(Status.complete, liveTest.state.result));
 
           // Use [Timer.run] here to avoid starving the DOM or other
           // non-microtask events.
           Timer.run(_controller.completer.complete);
         });
       },
           zoneSpecification: new ZoneSpecification(
               print: (self, parent, zone, line) => _controller.print(line)),
-          zoneValues: {#unittest.invoker: this},
+          zoneValues: {#test.invoker: this},
           onError: handleError);
     });
   }
 }