Revert "Revert "Converting dart:html to use DateTime rather than Date.""

tests/html/fileapi_test.dart

Index: tests/html/fileapi_test.dart
diff --git a/tests/html/fileapi_test.dart b/tests/html/fileapi_test.dart
index a2d23d581d6839f882548f71c5c32978b70c44a5..7d1aa1d96b8e6db003ed56d18cb2f12a80150568 100644
--- a/tests/html/fileapi_test.dart
+++ b/tests/html/fileapi_test.dart
@@ -92,6 +92,13 @@ main() {
             successCallback: expectAsync1((FileEntry e) {
               expect(e.name, equals('file4'));
               expect(e.isFile, isTrue);
+
+              // Bug 8836 Re-enable once Dartium supports DateTime properties.
+              //e.getMetadata(expectAsync1((Metadata metadata) {
+              //  var changeTime = metadata.modificationTime;
+              //  expect(new DateTime.now().difference(changeTime).inSeconds,
+              //    lessThan(60));
+              //}));
             }),
             errorCallback: (e) {
               fail('Got file error: ${e.code}');