Support type parameters and classes as expression in the vm.

tests/lib/lib.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 ]
 math/*: Skip
 mirrors/mirrors_test: Fail # TODO(ahe): I'm working on fixing this.
 mirrors/library_uri_io_test: Skip # Not intended for dart2js as it uses dart:io.
 async/run_async3_test: Fail # _enqueueImmediate runs after Timer. http://dartbug.com/9002
 async/run_async4_test: Pass, Fail # no global exception handler in isolates. http://dartbug.com/9012
 async/run_async6_test: Fail # global error handling is not supported. http://dartbug.com/5958
 
-[ $compiler == dart2js  && $unchecked]
-async/stream_state_test: Fail # Issue 11722
-
 # SIMD is unsupported on dart2js.
 typed_data/float32x4_test: Fail, OK
 typed_data/float32x4_list_test: Fail, OK
 typed_data/float32x4_unbox_phi_test: Fail, OK
 typed_data/float32x4_unbox_regress_test: Fail, OK
 
+[ $compiler == dart2js  && $unchecked]
+async/stream_state_test: Fail # Issue 11722
+
 [ $compiler == dart2js && $checked ]
 async/catch_errors20_test: Fail # Issue 11470
 
 [ $compiler == dart2js && ($runtime == d8 || $runtime == ie9) ]
 typed_data/byte_data_test: Fail, OK # d8/ie9 doesn't support DataView
 
 [ $compiler == dart2js && $minified ]
 mirrors/reflect_model_test: Fail # Issue 6490
 mirrors/to_string_test: Fail # Issue 6490
 
@@ skipping 69 matching lines @@
                                          # implement timer (currently only in d8)
 async/timer_isolate_test: Skip # See Issue 4997
 
 [ $runtime == vm || ($compiler == none && $runtime == drt) ]
 async/run_async3_test: Fail # _enqueueImmediate runs after Timer. http://dartbug.com/9001.
 mirrors/library_metadata_test: Fail # http://dartbug.com/10906
 mirrors/superclass_test: Fail # http://dartbug.com/11142
 mirrors/reflectively_instantiate_uninstantiated_class_test: Fail # http://dartbug.com/11187
 mirrors/reflect_model_test: Fail # http://dartbug.com/11219
 mirrors/parameter_test: Fail # http://dartbug.com/11567
-mirrors/metadata_constructed_constant_test: Fail # http://dartbug.com/11609
 
 [ $compiler == none && $runtime == drt ]
 async/timer_isolate_test: Skip # See Issue 4997
 async/timer_not_available_test: Skip # only meant to test when there is no way to
                                      # implement timer (currently only in d8)
 mirrors/library_uri_io_test: Skip # Not intended for drt as it uses dart:io.
 async/run_async6_test: Fail # Issue 10910
 
 [ $compiler == none && $runtime == drt && $system == windows ]
 async/multiple_timer_test: Fail, Pass # See Issue 10982
 async/timer_test: Fail, Pass # See Issue 10982
 
 
 [ $arch == arm || $arch == simarm ]
 typed_data/float32x4_unbox_regress_test: Crash # Unimplemented
 typed_data/float32x4_unbox_phi_test: Crash # Unimplemented
 typed_data/float32x4_list_test: Crash # Unimplemented
 typed_data/float32x4_test: Crash # Unimplemented
 
 [ $arch == mips ]
 *: Skip
 
 [ $arch == simmips ]
 typed_data/float32x4_unbox_regress_test: Crash # Unimplemented
 typed_data/float32x4_unbox_phi_test: Crash # Unimplemented
 typed_data/float32x4_list_test: Crash # Unimplemented
 typed_data/float32x4_test: Crash # Unimplemented