Use dart2js_plaform.dill from the sdk.

tests/corelib_2/corelib_2.status

 # Copyright (c) 2017, 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.
 
 # All static_tests have expected compile-time errors.
 [ $strong && $compiler != dart2analyzer && $compiler != dartdevc ]
 core_runtime_types_static_test: MissingCompileTimeError
 splay_tree_test/01: MissingCompileTimeError
 splay_tree_test/02: MissingCompileTimeError
 string_base_vm_static_test: MissingCompileTimeError
@@ skipping 249 matching lines @@
 const_list_remove_range_test: Crash
 const_list_set_range_test: Crash
 core_runtime_types_test: Crash
 data_uri_test: Crash
 date_time2_test: Crash
 date_time3_test: Crash
 date_time4_test: Crash
 date_time7_test: Crash
 date_time_parse_test: Crash
 date_time_test: Crash
+double_floor2_test: Crash
+double_parse_test/01: Crash
+double_parse_test/02: Crash
+double_parse_test/03: Crash
+double_parse_test/04: Crash
+double_parse_test/none: Crash
 hash_set_test/01: Crash
 hash_set_test/none: Crash
 hash_set_type_check_test: RuntimeError
 hashcode_test: Crash
 hidden_library2_test/01: Crash
 hidden_library2_test/none: Crash
 int_from_environment3_test/01: MissingCompileTimeError
 int_from_environment3_test/02: MissingCompileTimeError
 int_from_environment3_test/03: MissingCompileTimeError
 int_from_environment3_test/04: MissingCompileTimeError
 int_from_environment3_test/05: Crash
 int_modulo_arith_test/bignum: Crash
 int_modulo_arith_test/modPow: Crash
 int_modulo_arith_test/none: Crash
 regexp/range-out-of-order_test: Crash
 regexp/regexp_kde_test: Crash
 regexp/regexp_test: Crash
+regexp/regress-regexp-codeflush_test: Crash
+regexp/standalones_test: Crash
+regexp/toString_test: Crash
+regexp/unicode-handling_test: Crash
+regexp/unicodeCaseInsensitive_test: Crash
+set_containsAll_test: Crash
+set_contains_test: Crash
+set_intersection_test: Crash
+set_iterator_test: Crash
+set_removeAll_test: Crash
+set_remove_test: Crash
+set_retainAll_test: Crash
+set_test: Crash
+set_to_string_test: Crash
+shuffle_test: Crash
+sort_test: RuntimeError
+splay_tree_from_iterable_test: Crash
+splay_tree_from_iterables_test: Crash
+splay_tree_test/01: Crash
+splay_tree_test/02: Crash
+splay_tree_test/none: Crash
 stacktrace_fromstring_test: Crash
 stopwatch2_test: Crash
 string_base_vm_test: Crash
 string_buffer_test: Crash
 string_codeunits_test: Crash
 string_from_environment3_test/01: MissingCompileTimeError
 string_from_environment3_test/02: MissingCompileTimeError
 string_from_environment3_test/03: MissingCompileTimeError
 string_from_environment3_test/04: MissingCompileTimeError
 string_from_environment3_test/05: Crash
@@ skipping 102 matching lines @@
 string_trim_test: Crash
 strings_test: Crash
 symbol_reserved_word_test/03: Crash
 symbol_reserved_word_test/05: Crash
 throw_half_surrogate_pair_test/01: Crash
 throw_half_surrogate_pair_test/02: Crash
 toInt_test: Crash
 type_hashcode_test: Crash
 unicode_test: Crash
 
-[ $compiler == dart2js && $dart2js_with_kernel && $use_sdk ]
-*: Skip # Issue 29626
-
 [$arch == simdbc || $arch == simdbc64]
 regexp/stack-overflow_test: RuntimeError, OK # Smaller limit with irregex interpreter
 
 [ $compiler == dart2js && $runtime != none && !$checked ]
 splay_tree_from_iterable_test: RuntimeError
 
 [ ($compiler == none || $compiler == app_jit || $compiler == dartk) && $runtime == vm && !$checked ]
 splay_tree_from_iterable_test: RuntimeError
 
 [ $compiler == precompiler && $runtime == dart_precompiled && !$checked ]
 splay_tree_from_iterable_test: RuntimeError