Skip more of event loop dispatch in invocation fuzzer to avoid triggering runtime errors we cannot catch.

BUG=http://dartbug.com/21473
R=regis@google.com

Review URL: https://codereview.chromium.org//753323002

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@42054 260f80e4-7a28-3924-810f-c04153c831b5

Author: rmacnak-google

tests/lib/mirrors/invocation_fuzz_test.dart

@@ -37,7 +37,12 @@ var blacklist = [
   'dart.isolate._isolateScheduleImmediate',
   'dart.io._Timer._createTimer',  /// smi: ok
   'dart.async.runZoned',  /// string: ok
+  'dart.async._AsyncRun._scheduleImmediate',
+  'dart.async._ScheduleImmediate._closure',
   'dart.async._asyncRunCallback',
+  'dart.async._rootHandleUncaughtError',
+  'dart.async._schedulePriorityAsyncCallback',
+  'dart.async._setScheduleImmediateClosure',
 
   // These either cause the VM to segfault or throw uncatchable API errors.
   // TODO(15274): Fix them and remove from blacklist.