Moved most of html lib generating scripts into tools.

sdk/lib/html/templates/html/impl/impl_Storage.darttemplate

Index: sdk/lib/html/templates/html/impl/impl_Storage.darttemplate
diff --git a/sdk/lib/html/templates/html/impl/impl_Storage.darttemplate b/sdk/lib/html/templates/html/impl/impl_Storage.darttemplate
deleted file mode 100644
index a48e3da0479bf6f61f9c78020feb99d733dfde2a..0000000000000000000000000000000000000000
--- a/sdk/lib/html/templates/html/impl/impl_Storage.darttemplate
+++ /dev/null
@@ -1,57 +0,0 @@
-// Copyright (c) 2012, 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.
-
-part of html;
-
-/// @domName $DOMNAME
-class $CLASSNAME$EXTENDS implements Map<String, String> $NATIVESPEC {
-
-  // TODO(nweiz): update this when maps support lazy iteration
-  bool containsValue(String value) => values.some((e) => e == value);
-
-  bool containsKey(String key) => $dom_getItem(key) != null;
-
-  String operator [](String key) => $dom_getItem(key);
-
-  void operator []=(String key, String value) { $dom_setItem(key, value); }
-
-  String putIfAbsent(String key, String ifAbsent()) {
-    if (!containsKey(key)) this[key] = ifAbsent();
-    return this[key];
-  }
-
-  String remove(String key) {
-    final value = this[key];
-    $dom_removeItem(key);
-    return value;
-  }
-
-  void clear() => $dom_clear();
-
-  void forEach(void f(String key, String value)) {
-    for (var i = 0; true; i++) {
-      final key = $dom_key(i);
-      if (key == null) return;
-
-      f(key, this[key]);
-    }
-  }
-
-  Collection<String> get keys {
-    final keys = [];
-    forEach((k, v) => keys.add(k));
-    return keys;
-  }
-
-  Collection<String> get values {
-    final values = [];
-    forEach((k, v) => values.add(v));
-    return values;
-  }
-
-  int get length => $dom_length;
-
-  bool get isEmpty => $dom_key(0) == null;
-$!MEMBERS
-}