Moved most of html lib generating scripts into tools.

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

Index: sdk/lib/html/templates/html/impl/impl_HTMLSelectElement.darttemplate
diff --git a/sdk/lib/html/templates/html/impl/impl_HTMLSelectElement.darttemplate b/sdk/lib/html/templates/html/impl/impl_HTMLSelectElement.darttemplate
deleted file mode 100644
index ad44ea673bed365a26717240262236589ccf69a6..0000000000000000000000000000000000000000
--- a/sdk/lib/html/templates/html/impl/impl_HTMLSelectElement.darttemplate
+++ /dev/null
@@ -1,25 +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$IMPLEMENTS$NATIVESPEC {
-$!MEMBERS
-
-  // Override default options, since IE returns SelectElement itself and it
-  // does not operate as a List.
-  List<OptionElement> get options {
-    return this.children.filter((e) => e is OptionElement);
-  }
-
-  List<OptionElement> get selectedOptions {
-    // IE does not change the selected flag for single-selection items.
-    if (this.multiple) {
-      return this.options.filter((o) => o.selected);
-    } else {
-      return [this.options[this.selectedIndex]];
-    }
-  }
-}