fix template_binding tests on safari/ie

pkg/pkg.status

 # 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.
 
 # Don't run any test-like files that show up in packages directories. It
 # shouldn't be necessary to run "pub install" in these packages, but if you do
 # it shouldn't break the tests.
 */packages/*/*: Skip
 */*/packages/*/*: Skip
 */*/*/packages/*/*: Skip
@@ skipping 213 matching lines @@
 unittest/test/unittest_setup_and_teardown_test: Fail # 13921
 unittest/test/unittest_setup_test: Fail # 13921
 unittest/test/unittest_single_correct_test: Fail # 13921
 unittest/test/unittest_single_failing_test: Fail # 13921
 unittest/test/unittest_skipped_soloed_nested_test: Fail # 13921
 unittest/test/unittest_teardown_test: Fail # 13921
 unittest/test/unittest_test_returning_future_test: Fail # 13921
 unittest/test/unittest_test_returning_future_using_runasync_test: Fail # 13921
 unittest/test/unittest_testcases_immutable_test: Fail # 13921
 unittest/test/unitttest_group_name_test: Fail # 13921
-
+template_binding/test/template_element_test: Pass, Fail # Flaky, 14330
 
 # Skip tests on the VM if the package depends on dart:html
 [ $runtime == vm ]
 custom_element: Skip
 template_binding: Skip
 mutation_observer: Skip
 polymer_expressions/test/syntax_test: Skip
 polymer_expressions/test/globals_test: Skip
 polymer_expressions/test/bindings_test: Skip
 third_party/html5lib/test/browser/browser_test: Skip
@@ skipping 22 matching lines @@
 observe/test/observe_test: fail
 
 [ $compiler == dart2analyzer ]
 # pkg issue 13944; Missing inherited members: 'ListChangeRecord.addedCount' and 'ListChangeRecord.removedCount'
 custom_element/test/analyzer_test: fail
 template_binding/test/analyzer_test: fail
 observe/test/observe_test: fail
 
 # pkg issue 13945; Missing inherited member 'Trace.frames'
 observe/test/observe_test: fail