Update language_dart2js.status to expect failure on branch_canonicalization_test due to differences…

tests/language/language_dart2js.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.
 
 [ $compiler == dart2js || $compiler == dart2dart ]
 class_literal_test/01: Fail # Class literals are expression now; delete this test.
 class_literal_test/02: Fail # Class literals are expression now; delete this test.
 class_literal_test/05: Fail # Class literals are expression now; delete this test.
 class_literal_test/06: Fail # Class literals are expression now; delete this test.
 class_literal_test/07: Fail # Class literals are expression now; delete this test.
 class_literal_test/10: Fail # Class literals are expression now; delete this test.
 class_literal_test/11: Fail # Class literals are expression now; delete this test.
 class_literal_test/12: Fail # Class literals are expression now; delete this test.
 class_literal_test/13: Fail # Class literals are expression now; delete this test.
 class_literal_test/14: Fail # Class literals are expression now; delete this test.
 class_literal_test/17: Fail # Class literals are expression now; delete this test.
 class_literal_test/18: Fail # Class literals are expression now; delete this test.
 class_literal_test/19: Fail # Class literals are expression now; delete this test.
 class_literal_test/20: Fail # Class literals are expression now; delete this test.
 class_literal_test/21: Fail # Class literals are expression now; delete this test.
 class_literal_test/22: Fail # Class literals are expression now; delete this test.
 class_literal_test/23: Fail # Class literals are expression now; delete this test.
 class_literal_test/24: Fail # Class literals are expression now; delete this test.
 class_literal_test/25: Fail # Class literals are expression now; delete this test.
 class_literal_test/26: Fail # Class literals are expression now; delete this test.
 class_literal_test/27: Fail # Class literals are expression now; delete this test.
 class_literal_test/28: Fail # Class literals are expression now; delete this test.
 class_literal_test/29: Fail # Class literals are expression now; delete this test.
 
+branch_canonicalization_test: Fail # dartbug.com/638

[ahe, 2013/02/13 15:05:22]

This test is not failing on dart2dart, so I suggest you move this to line 94.

+
 # VM specific tests that should not be run by dart2js.
 *vm_test: Skip
 *vm_negative_test: Skip
 
 [ $compiler == dart2js && $checked ]
 prefix16_test: Fail # dartbug.com/7354
 default_factory2_test/01: Pass # For the wrong reasons.
 type_variable_scope_test/none: Fail
 factory_implementation_test/00: Fail
 redirecting_factory_infinite_steps_test/01: Fail
@@ skipping 327 matching lines @@
 call_through_null_getter_test: Fail
 closure3_test: Fail
 execute_finally3_test: Fail
 method_invocation_test: Fail
 null_pointer_exception_test: Fail
 stack_overflow_test: Fail
 stack_overflow_stacktrace_test: Fail
 string_interpolate_npe_test: Fail
 closure_call_wrong_argument_count_negative_test: Skip
 label_test: Skip