Roll forward "Use package:stack_trace in unittest."

tests/standalone/standalone.status

Index: tests/standalone/standalone.status
diff --git a/tests/standalone/standalone.status b/tests/standalone/standalone.status
index cf1d4c3754ac484bff42f2747b058c7e837d1d81..73ae217703388c771dc1f2ea84abf70536cef15f 100644
--- a/tests/standalone/standalone.status
+++ b/tests/standalone/standalone.status
@@ -73,8 +73,12 @@ io/web_socket_protocol_processor_test: Skip
 # This is runtime test.
 io/process_exit_negative_test: Skip
 
+# https://code.google.com/p/dart/issues/detail?id=11647
+standalone/package/package_isolate_test: fail
+
 [ $compiler == dart2analyzer ]
 53bit_overflow_literal_test/01: fail, ok
+package/package_isolate_test: fail # issue 11647
 
 # test issue https://code.google.com/p/dart/issues/detail?id=11518
 io/file_constructor_test: fail
@@ -91,6 +95,9 @@ io/web_socket_protocol_processor_test: Skip
 # This is runtime test.
 io/process_exit_negative_test: Skip
 
+# https://code.google.com/p/dart/issues/detail?id=11647
+standalone/package/package_isolate_test: fail
+
 [ $compiler == dart2js ]
 number_identity_test: Skip # Bigints and int/double diff. not supported.
 typed_data_test: Skip # dart:typed_data support needed.