[vm] Enable mirrors in product mode. Allows building a product mode SDK.

tests/language/language.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.
 
 # This directory contains tests that are intended to show the
 # current state of the language.
 
 [ $strong ]
 *: SkipByDesign # tests/language_strong has the strong mode versions of these tests.
 
@@ skipping 152 matching lines @@
 vm/regress_24517_test: Pass, Fail # Issue 24517.
 
 [ $compiler == precompiler && $runtime == dart_precompiled ]
 vm/regress_27671_test: Skip # Unsupported
 export_double_same_main_test: Skip # Issue 29895
 export_ambiguous_main_negative_test: Skip # Issue 29895
 
 [ $compiler == precompiler && $runtime == dart_precompiled && $mode == debug ]
 regress_29025_test: Crash  # Issue dartbug.com/29331
 
-[ $runtime == dart_precompiled || $mode == product ]
+[ $runtime == dart_precompiled ]
 # Imports dart:mirrors
 const_evaluation_test: SkipByDesign
 deferred_constraints_constants_test: SkipByDesign
 enum_mirror_test: SkipByDesign
 field_increment_bailout_test: SkipByDesign
 instance_creation_in_function_annotation_test: SkipByDesign
 invocation_mirror2_test: SkipByDesign
 invocation_mirror_invoke_on2_test: SkipByDesign
 invocation_mirror_invoke_on_test: SkipByDesign
 issue21079_test: SkipByDesign
 many_overridden_no_such_method_test: SkipByDesign
 no_such_method_test: SkipByDesign
 null_test/none: SkipByDesign
 overridden_no_such_method_test: SkipByDesign
 redirecting_factory_reflection_test: SkipByDesign
 regress_13462_0_test: SkipByDesign
 regress_13462_1_test: SkipByDesign
 regress_18535_test: SkipByDesign
 super_call4_test: SkipByDesign
 super_getter_setter_test: SkipByDesign
 vm/reflect_core_vm_test: SkipByDesign
 regress_28255_test: SkipByDesign
+
+[ $runtime == dart_precompiled || $mode == product ]
 # Causal async stacks are not supported in product mode
 vm/causal_async_exception_stack_test: SkipByDesign
 vm/causal_async_exception_stack2_test: SkipByDesign
 
 [ $mode == product || $compiler == app_jit || $compiler == precompiler ]
 # Deferred loading happens eagerly. Issue #27587
 deferred_load_constants_test/02: Fail
 deferred_load_constants_test/03: Fail
 deferred_load_constants_test/05: Fail
 deferred_not_loaded_check_test: Fail
@@ skipping 38 matching lines @@
 [ ($compiler == none || $compiler == precompiler || $compiler == app_jit) && $browser ]
 # The following tests are supposed to fail.
 library_env_test/has_io_support: RuntimeError, OK
 library_env_test/has_no_html_support: RuntimeError, OK
 
 [ ($compiler == none || $compiler == precompiler || $compiler == app_jit) && ! $browser ]
 # The following tests are supposed to fail.
 library_env_test/has_html_support: RuntimeError, OK
 library_env_test/has_no_io_support: RuntimeError, OK
 
-[ ($compiler == none || $compiler == app_jit) && $mode != product ]
+[ $compiler == none || $compiler == app_jit ]
 # The following tests are supposed to fail.
 library_env_test/has_no_mirror_support: RuntimeError, OK
 
-[ $runtime == dart_precompiled || $mode == product ]
+[ $runtime == dart_precompiled ]
 # The following tests are supposed to fail.
 library_env_test/has_mirror_support: RuntimeError, OK
 
 [ $hot_reload || $hot_reload_rollback ]
 issue21159_test: Pass, Crash # Issue 29094
 issue_22780_test/01: Pass, Crash # Issue 29094
 static_closure_identical_test: Pass, Fail # Closure identity
 cha_deopt1_test: Crash # Requires deferred libraries
 cha_deopt2_test: Crash # Requires deferred libraries
 cha_deopt3_test: Crash # Requires deferred libraries
@@ skipping 302 matching lines @@
 async_return_types_test/wrongTypeParameter: Skip # Flutter Issue 9110
 async_return_types_test/wrongReturnType: Skip # Flutter Issue 9110
 async_return_types_test/return_value_sync_star: Skip # Flutter Issue 9110
 asyncstar_yield_test: Skip # Flutter Issue 9110
 async_star_no_cancel_test: Skip # Flutter Issue 9110
 async_star_cancel_while_paused_test: Skip # Flutter Issue 9110
 await_for_test: Skip # Flutter Issue 9110
 await_for_cancel_test: Skip # Flutter Issue 9110