Remove lib/dom directory!

lib/dom/templates/html/impl/impl_Storage.darttemplate

-// 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.
-
-class $CLASSNAME$EXTENDS$IMPLEMENTS$NATIVESPEC {
-
-  // TODO(nweiz): update this when maps support lazy iteration
-  bool containsValue(String value) => getValues().some((e) => e == value);
-
-  bool containsKey(String key) => $dom_getItem(key) != null;
-
-  String operator [](String key) => $dom_getItem(key);
-
-  void operator []=(String key, String value) => $dom_setItem(key, value);
-
-  String putIfAbsent(String key, String ifAbsent()) {
-    if (!containsKey(key)) this[key] = ifAbsent();
-    return this[key];
-  }
-
-  String remove(String key) {
-    final value = this[key];
-    $dom_removeItem(key);
-    return value;
-  }
-
-  void clear() => $dom_clear();
-
-  void forEach(void f(String key, String value)) {
-    for (var i = 0; true; i++) {
-      final key = $dom_key(i);
-      if (key == null) return;
-
-      f(key, this[key]);
-    }
-  }
-
-  Collection<String> getKeys() {
-    final keys = [];
-    forEach((k, v) => keys.add(k));
-    return keys;
-  }
-
-  Collection<String> getValues() {
-    final values = [];
-    forEach((k, v) => values.add(v));
-    return values;
-  }
-
-  int get length() => $dom_length;
-
-  bool isEmpty() => $dom_key(0) == null;
-$!MEMBERS
-}