Cross frame access tests

client/dom/frog/dom_frog.dart

Index: client/dom/frog/dom_frog.dart
diff --git a/client/dom/frog/dom_frog.dart b/client/dom/frog/dom_frog.dart
index 2a4ba1c14d6568b3318594c90893e6a78f96fc97..9633374bedc72bd1e1cebec46619750c74706b76 100644
--- a/client/dom/frog/dom_frog.dart
+++ b/client/dom/frog/dom_frog.dart
@@ -1205,8 +1205,6 @@ class _DOMWindowJs extends _EventTargetJs implements DOMWindow native "@*DOMWind
 
   final _EventJs event;
 
-  final _ElementJs frameElement;
-
   final _DOMWindowJs frames;
 
   final _HistoryJs history;
@@ -2975,15 +2973,14 @@ class _HTMLHtmlElementJs extends _HTMLElementJs implements HTMLHtmlElement nativ
 
   String version;
 }
+// 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 _HTMLIFrameElementJs extends _HTMLElementJs implements HTMLIFrameElement native "*HTMLIFrameElement" {
 
   String align;
 
-  final _DocumentJs contentDocument;
-
-  final _DOMWindowJs contentWindow;
-
   String frameBorder;
 
   String height;
@@ -3005,6 +3002,68 @@ class _HTMLIFrameElementJs extends _HTMLElementJs implements HTMLIFrameElement n
   String width;
 
   _SVGDocumentJs getSVGDocument() native;
+
+
+  Window get _contentWindow() native "return this.contentWindow;";
+
+  // Override contentWindow to return secure wrapper.
+  Window get contentWindow() {
+    return _DOMWindowCrossFrameImpl._createSafe(_contentWindow);
+  }
+}
+
+// TODO(vsm): Unify with Dartium version.
+class _DOMWindowCrossFrameImpl implements DOMType, DOMWindow {
+  // Private window.
+  _DOMWindowJs _window;
+
+  // DOMType
+  var dartObjectLocalStorage;
+  String get typeName() => "DOMWindow";
+
+  // Fields.
+  // TODO(vsm): Wrap these two.
+  History get history() => _window.history;
+  Location get location() => _window.location;
+
+  bool get closed() => _window.closed;
+  int get length() => _window.length;
+  DOMWindow get opener() => _createDOMWindowCrossFrame(_window.opener);
+  DOMWindow get parent() => _createDOMWindowCrossFrame(_window.parent);
+  DOMWindow get top() => _createDOMWindowCrossFrame(_window.top);
+
+  // Methods.
+  void focus() {
+    _window.focus();
+  }
+
+  void blur() {
+    _window.blur();
+  }
+
+  void close() {
+    _window.close();
+  }
+
+  void postMessage(Dynamic message,
+                   String targetOrigin,
+                   [List messagePorts = null]) {
+    if (messagePorts == null) {
+      _window.postMessage(message, targetOrigin);
+    } else {
+      _window.postMessage(message, targetOrigin, messagePorts);
+    }
+  }
+
+  // Implementation support.
+  _DOMWindowCrossFrameImpl(this._window);
+
+  static DOMWindow _createSafe(w) {
+    // TODO(vsm): Check if it's the top-level window.  Return unwrapped.
+
+    // TODO(vsm): Cache or implement equality.
+    return new _DOMWindowCrossFrameImpl(w);
+  }
 }
 
 class _HTMLImageElementJs extends _HTMLElementJs implements HTMLImageElement native "*HTMLImageElement" {
@@ -4045,7 +4104,7 @@ class _IDBDatabaseJs extends _DOMTypeJs implements IDBDatabase native "*IDBDatab
 
   _IDBVersionChangeRequestJs setVersion(String version) native;
 
-  _IDBTransactionJs transaction(String storeName, [int mode = null]) native;
+  _IDBTransactionJs transaction(String storeName, int mode) native;
 }
 
 class _IDBDatabaseErrorJs extends _DOMTypeJs implements IDBDatabaseError native "*IDBDatabaseError" {
@@ -16465,7 +16524,7 @@ interface IDBDatabase {
 
   IDBVersionChangeRequest setVersion(String version);
 
-  IDBTransaction transaction(String storeName, [int mode]);
+  IDBTransaction transaction(String storeName, int mode);
 }
 // 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