Big merge from experimental to bleeding edge.

tests/standalone/standalone.status

Index: tests/standalone/standalone.status
diff --git a/tests/standalone/standalone.status b/tests/standalone/standalone.status
index a0b5abbc90d05eadf2c64d9ebb0568dd300834c9..a10439513f1f13d8fdced7edb8107dc0703d3fe5 100644
--- a/tests/standalone/standalone.status
+++ b/tests/standalone/standalone.status
@@ -4,9 +4,15 @@
 
 package/invalid_uri_test: Fail, OK # Fails intentionally
 
+io/test_runner_exit_code_test: Fail # used by both a test and the VM. Can be reenabled when we replace the precompiled dart executable in tools.
+status_expression_test: Fail # used by both a test and the VM. Can be reenabled when we replace the precompiled dart executable in tools.
+io/status_file_parser_test: Fail # used by both a test and the VM. Can be reenabled when we replace the precompiled dart executable in tools.
+
 [ $runtime == vm ]
 package/package_isolate_test: Fail # Issue 7520.
 
+io/skipping_dart2js_compilations_test: Fail # used by both a test and the VM. Can be reenabled when we replace the precompiled dart executable in tools.
+
 [ $runtime == vm && $checked ]
 # These tests have type errors on purpose.
 io/process_invalid_arguments_test: Fail, OK