Migrate all LayoutTests/dart/dom to main repo.

client/tests/client/dom/TypingTest.dart

Index: client/tests/client/dom/TypingTest.dart
diff --git a/client/tests/client/dom/TypingTest.dart b/client/tests/client/dom/TypingTest.dart
new file mode 100644
index 0000000000000000000000000000000000000000..7545456c3fbf7100bcedeb975dc07ff1b5847c2a
--- /dev/null
+++ b/client/tests/client/dom/TypingTest.dart
@@ -0,0 +1,28 @@
+#library('TypingTest');
+#import('../../../testing/unittest/unittest.dart');
+#import('dart:dom');
+
+main() {
+  forLayoutTests();
+  test('NodeList', () {
+    List<Node> asList = window.document.getElementsByTagName('body');
+    // Check it's Iterable
+    int counter = 0;
+    for (Node node in window.document.getElementsByTagName('body')) {
+      counter++;
+    }
+    Expect.equals(1, counter);
+    counter = 0;
+    window.document.getElementsByTagName('body').forEach((e) { counter++; });
+    Expect.equals(1, counter);
+  });
+  test('StyleSheetList', () {
+    List<StyleSheet> asList = window.document.styleSheets;
+    // Check it's Iterable.
+    int counter = 0;
+    for (StyleSheet styleSheet in window.document.styleSheets) {
+      counter++;
+    }
+    Expect.equals(0, counter);
+  });
+}