Revert "Make unittest follow the new package layout."

tests/html/typed_arrays_4_test.dart

 // Copyright (c) 2012, 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('TypedArrays4Test');
-#import('../../pkg/unittest/lib/unittest.dart');
-#import('../../pkg/unittest/lib/html_config.dart');
+#import('../../pkg/unittest/unittest.dart');
+#import('../../pkg/unittest/html_config.dart');
 #import('dart:html');
 
 main() {
   useHtmlConfiguration();
 
   test('indexOf_dynamic', () {
       var a1 = new Uint8Array(1024);
       for (int i = 0; i < a1.length; i++) {
         a1[i] = i;
       }
@@ skipping 15 matching lines @@
 
       Expect.equals(50, a1.indexOf(50));
       Expect.equals(50, a1.indexOf(50, 50));
       Expect.equals(256 + 50, a1.indexOf(50, 51));
 
       Expect.equals(768 + 50, a1.lastIndexOf(50));
       Expect.equals(768 + 50, a1.lastIndexOf(50, 768 + 50));
       Expect.equals(512 + 50, a1.lastIndexOf(50, 768 + 50 - 1));
   });
 }