Move frog/leg to lib/compiler/implementation.

frog/tests/leg/src/LinkTest.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.
 
-#import('../../../leg/util/util.dart');
-#import('../../../leg/util/util_implementation.dart');
+#import('../../../../lib/compiler/implementation/util/util.dart');
+#import('../../../../lib/compiler/implementation/util/util_implementation.dart');
 
 main() {
   test(new Link<Comparable>('three').prepend(2).prepend('one'),
        ['one', 2, 'three']);
   test(new Link<Comparable>(3).prepend('two').prepend(1), [1, 'two', 3]);
   test(new Link<String>('single'), ['single']);
   test(new LinkTail(), []);
   testFromList([]);
   testFromList([0]);
   testFromList([0, 1]);
@@ skipping 19 matching lines @@
     Expect.equals(list[i++], element);
   }
   Expect.equals(list.length, i);
   i = 0;
   for (; !link.isEmpty(); link = link.tail) {
     Expect.equals(list[i++], link.head);
   }
   Expect.equals(list.length, i);
   Expect.isTrue(link.isEmpty());
 }