Correct handling of cross-frame functions in ddc.

pkg/dev_compiler/tool/input_sdk/lib/js/dart2js/js_dart2js.dart

 // Copyright (c) 2015, 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.
 
 /**
  * Support for interoperating with JavaScript.
  *
  * This library provides access to JavaScript objects from Dart, allowing
  * Dart code to get and set properties, and call methods of JavaScript objects
  * and invoke JavaScript functions. The library takes care of converting
@@ skipping 255 matching lines @@
    * returns the result.
    *
    * The type of [method] must be either [String] or [num].
    */
   dynamic callMethod(method, [List args]) {
     if (method is! String && method is! num) {
       throw new ArgumentError("method is not a String or num");
     }
     if (args != null) args = new List.from(args.map(_convertToJS));
     var fn = JS('', '#[#]', _jsObject, method);
-    if (!JS('bool', '# instanceof Function', fn)) {
+    if (JS('bool', 'typeof(#) !== "function"', fn)) {
       throw new NoSuchMethodError(_jsObject, new Symbol(method), args, {});
     }
     return _convertToDart(JS('', '#.apply(#, #)', fn, _jsObject, args));
   }
 }
 
 /**
  * Proxies a JavaScript Function object.
  */
 class JsFunction extends JsObject {
@@ skipping 141 matching lines @@
   void sort([int compare(E a, E b)]) {
     // Note: arr.sort(null) is a type error in FF
     callMethod('sort', compare == null ? [] : [compare]);
   }
 }
 
 bool _isBrowserType(o) => JS('bool',
     '# instanceof Blob || '
     '# instanceof Event || '
     '(window.KeyRange && # instanceof KeyRange) || '
+    '(window.IDBKeyRange && # instanceof IDBKeyRange) || '
     '# instanceof ImageData || '
     '# instanceof Node || '
-    '(window.TypedData && # instanceof TypedData) || '
-    '# instanceof Window', o, o, o, o, o, o, o);
+    // Int8Array.__proto__ is TypedArray.
+    '(window.Int8Array && # instanceof Int8Array.__proto__) || '
+    '# instanceof Window', o, o, o, o, o, o, o, o);
 
 class _DartObject {
   final _dartObj;
   _DartObject(this._dartObj);
 }
 
 dynamic _convertToJS(dynamic o) {
   if (o == null ||
       o is String ||
       o is num ||
@@ skipping 32 matching lines @@
       JS('bool', 'typeof # == "boolean"', o) ||
       _isBrowserType(o)) {
     return o;
   } else if (JS('bool', '# instanceof Date', o)) {
     var ms = JS('num', '#.getTime()', o);
     return new DateTime.fromMillisecondsSinceEpoch(ms);
   } else if (o is _DartObject &&
              JS('bool', 'dart.jsobject != dart.getReifiedType(#)', o)) {
     return o._dartObj;
   } else {
-    return _putIfAbsent(_dartProxies, o, _wrapToDart);
+    return _wrapToDart(o);
   }
 }
 
-JsObject _wrapToDart(o) {
+JsObject _wrapToDart(o) => _putIfAbsent(_dartProxies, o, _wrapToDartHelper);
+
+JsObject _wrapToDartHelper(o) {
   if (JS('bool', 'typeof # == "function"', o)) {
     return new JsFunction._fromJs(o);
   }
   if (JS('bool', '# instanceof Array', o)) {
     return new JsArray._fromJs(o);
   }
   return new JsObject._fromJs(o);
 }
 
 final _dartProxies = JS('', 'new WeakMap()');
@@ skipping 42 matching lines @@
         '  for (let arg of arguments) {'
         '    args.push(arg);'
         '  }'
         '  return #(...args);'
         '}',
         f);
     _interopCaptureThisExpando[f] = ret;
   }
   return ret;
 }