Apply all blink changes between @202695 and tip of trunk

LayoutTests/dart/dom/DOMMap.dart

Index: LayoutTests/dart/dom/DOMMap.dart
diff --git a/LayoutTests/dart/dom/DOMMap.dart b/LayoutTests/dart/dom/DOMMap.dart
index 98416c649ebf60a82c61edbd8dce8504789bbbbb..a37f712a44cc7ed1a413cb87c5eaa65a103e5a12 100644
--- a/LayoutTests/dart/dom/DOMMap.dart
+++ b/LayoutTests/dart/dom/DOMMap.dart
@@ -7,12 +7,14 @@ import 'dart:isolate';
 main() {
   useHtmlConfiguration(true);
   test('ElementsIdentity', () {
+    // Except with Dartium/JS-interop we don't get identity, we'll have
+    // to settle for equality.
     DivElement div = new Element.tag('div');
     div.id = 'test';
     document.body.nodes.add(div);
 
     Element element = document.query('#test');
-    Expect.identical(div, element);
+    Expect.equals(div, element);
   });
   test('TwoIsolates', () {
     // Test that we can access the same DOM nodes from different isolates.