Support class and typedef literals as expressions.

tests/language/language_dart2js.status

Index: tests/language/language_dart2js.status
diff --git a/tests/language/language_dart2js.status b/tests/language/language_dart2js.status
index 2d08521e96468d58a535ffa3ceaf3673455a0f9a..9399a9ca20224c85eb04e4d6595fda23807a5236 100644
--- a/tests/language/language_dart2js.status
+++ b/tests/language/language_dart2js.status
@@ -3,6 +3,7 @@
 # BSD-style license that can be found in the LICENSE file.
 
 [ $compiler == dart2js || $compiler == dart2dart ]
+class_literal_test: Fail, Pass # Class literals are expression now; delete this test.
 # VM specific tests that should not be run by dart2js.
 *vm_test: Skip
 *vm_negative_test: Skip
@@ -77,6 +78,10 @@ illegal_invocation_test/03: Fail # http://dartbug.com/5519
 isnot_malformed_type_test/01: Fail # http://dartbug.com/5519
 not_enough_positional_arguments_test/01: Fail # http://dartbug.com/5519
 
+constructor_negative_test: Pass # Wrong reason: the expression 'C()' is valid with class literals.
+illegal_invocation_test/01: Fail, OK # Typedef literals are expressions now.
+illegal_invocation_test/04: Fail, OK # Class literals are expressions now.
+
 execute_finally8_test: Fail # http://dartbug.com/5643
 
 throw_expr_test: Fail
@@ -220,7 +225,6 @@ const_init4_negative_test: Fail # Negative language test.
 const_init_negative_test: Fail # Negative language test.
 const_syntax_test/04: Fail # Negative language test.
 constructor2_negative_test: Fail # Negative language test.
-constructor_negative_test: Pass # For the wrong reason.
 constructor_return_negative_test: Fail # Negative language test.
 constructor_return_with_arrow_negative_test: Fail # Negative language test.
 constructor_return_with_init_and_arrow_negative_test: Fail # Negative language test.