[Interpreter] Add two skips back for a flaky test and failure on msan.

test/mjsunit/mjsunit.status

 # Copyright 2012 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 744 matching lines @@
   # TODO(yangguo,4690): assertion failures in debugger tests.
   'debug-allscopes-on-debugger': [FAIL],
   'debug-return-value': [FAIL],
   'es6/debug-stepnext-for': [FAIL],
   'es6/debug-stepin-string-template': [FAIL],
   'es6/debug-promises/stepin-constructor': [FAIL],
   'harmony/debug-stepin-proxies': [FAIL],
   'regress/regress-crbug-119800': [FAIL],
   'regress/regress-opt-after-debug-deopt': [FAIL],
 
+  # TODO(yangguo,4690): flaky failures on the bots.
+  'debug-stepin-builtin-callback-opt': [SKIP],
+
    # TODO(rmcilroy,4765): assertion failures in LiveEdit tests.
   'debug-liveedit-restart-frame': [FAIL],
   'debug-liveedit-literals': [FAIL],
   'debug-liveedit-3': [FAIL],
   'debug-liveedit-1': [FAIL],
   'debug-liveedit-2': [FAIL],
   'debug-liveedit-patch-positions-replace': [FAIL],
   'debug-liveedit-patch-positions': [FAIL],
   'debug-liveedit-stepin': [FAIL],
   'debug-liveedit-newsource': [FAIL],
@@ skipping 82 matching lines @@
   'regress/regress-3960': [SKIP],
   'regress/regress-4320': [SKIP],
   'regress/regress-94873': [SKIP],
   'regress/regress-998565': [SKIP],
   'regress/regress-crbug-319860': [SKIP],
   'regress/regress-crbug-387599': [SKIP],
   'regress/regress-crbug-405922': [SKIP],
   'regress/regress-crbug-409614': [SKIP],
   'regress/regress-crbug-432493': [SKIP],
   'regress/regress-crbug-467180': [SKIP],
+  'regress/regress-crbug-568477-2': [SKIP],
   'regress/regress-crbug-481896': [SKIP],
   'regress/regress-crbug-568477-4': [SKIP],
   'regress/regress-debug-deopt-while-recompile': [SKIP],
   'regress/regress-deep-proto': [SKIP],
   'try': [SKIP],
 }],  # ignition == True and msan
 
 ['ignition == False', {
   # Debugger test cases that pass with full-codegen, but not ignition.
   # These differences between full-codegen and ignition are deliberate.
   'ignition/elided-instruction': [FAIL],
 }],  # ignition == False
 
 ##############################################################################
 ['gcov_coverage', {
   # Tests taking too long.
   'array-functions-prototype-misc': [SKIP],
 
   # Stack overflow.
   'big-array-literal': [SKIP],
 }],  # 'gcov_coverage'
 
 ]