Fix circular argument reference warning for ruby 2.2
Fix circular argument reference warning for ruby 2.2
Fix circular argument reference warning for ruby 2.2
Fix circular argument reference warning for ruby 2.2
Fix circular argument reference warning for ruby 2.2
Fix circular argument reference warning for ruby 2.2
Fix circular argument reference warning for ruby 2.2
Fix circular argument reference warning for ruby 2.2
Fix circular argument reference warning for ruby 2.2