First cut of mini dart:html.

tool/input_sdk/lib/html/html_common/html_common.dart

Index: tool/input_sdk/lib/html/html_common/html_common.dart
diff --git a/tool/input_sdk/lib/html/html_common/html_common.dart b/tool/input_sdk/lib/html/html_common/html_common.dart
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index 0000000000000000000000000000000000000000..48cc5b75515f8fc5b5afd5c409bbcb08d1cd72ff
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+
+// 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.
+
+library dart.dom.html_common;
+
+import 'dart:async';
+import 'dart:collection';
+import 'dart:html';
+import 'dart:js' as js;
+import 'dart:_internal' show WhereIterable;
+import 'dart:nativewrappers';
+import 'dart:typed_data';
+import 'dart:web_gl' as gl;
+
+import 'metadata.dart';
+export 'metadata.dart';
+
+part 'css_class_set.dart';
+part 'device.dart';
+part 'filtered_element_list.dart';
+part 'lists.dart';
+part 'conversions.dart';
+part 'conversions_dartium.dart';