Ruby

callee fix

• eval.c (rb_frame_callee, rb_f_callee_name): fix to return the called
  id.
• vm_insnhelper.c (vm_push_frame): set proper method entry.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36301 b2dd03c8-39d4-4d8f-98ff-823fe69b080e