Move core and coreimpl from corelib/ to lib/core and lib/coreimpl.

corelib/src/expando.dart

Index: corelib/src/expando.dart
diff --git a/corelib/src/expando.dart b/corelib/src/expando.dart
deleted file mode 100644
index d537659146000ba03d5c339cd2f40adb432fb19b..0000000000000000000000000000000000000000
--- a/corelib/src/expando.dart
+++ /dev/null
@@ -1,38 +0,0 @@
-// 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.
-
-/**
- * An [Expando] allows adding new properties to objects.
- */
-interface Expando<T> default ExpandoImplementation<T> {
-
-  /**
-   * The name of the this [Expando] as passed to the constructor. If
-   * no name was passed to the constructor, the name is [null].
-   */
-  final String name;
-
-  /**
-   * Creates a new [Expando]. The optional name is only used for
-   * debugging purposes and creating two different (non-const)
-   * [Expando]s with the same name yields two [Expando]s that work on
-   * different properties of the objects they are used on.
-   */
-  const Expando([String name]);
-
-  /**
-   * Gets the value of this [Expando]'s property on the given
-   * object. If the object hasn't been expanded, the method returns
-   * [null].
-   */
-  T operator [](Object object);
-
-  /**
-   * Sets the value of this [Expando]'s property on the given
-   * object. Properties can effectively be removed again by setting
-   * their value to null.
-   */
-  void operator []=(Object object, T value);
-
-}