change to source-order crawling of directives instead of alphabetical

.status

 # Copyright (c) 2014, 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
 */*/*/*/packages/*/*: Skip
 */*/*/*/*/packages/*/*: Skip
 
 # tests that don't need to be ran after pub-build
 build/test/transformer_test: Skip
 build/test/initializer_cycle_error_test.initialize_test: Skip # Build time warning
 
 # tests that need to run, but we use the bootstrap output instead
 # (build/test/foo.initialize.dart) which is renamed by the .test_config scripts.
 build/test/deferred_library_test: Skip
 build/test/initializer_custom_filter_test: Skip
 build/test/initializer_cycle_error_test: Skip
 build/test/initializer_test: Skip
+build/test/initializer_parts_test: Skip
 build/test/initializer_type_filter_test: Skip
 build/test/init_method_test: Skip
 
 # failing tests
 [ $compiler == none ]
 test/deferred_library_test: RuntimeError # Issue 22592
 build/test/deferred_library_test.initialize_test: RuntimeError # Issue 22592
 
 [ $browser ]
 # All tests are for the standalone vm only
 build/test/*: Skip
 test/*: Skip