Ruby

merges r29318 from trunk into ruby_1_9_2.¶

• vm_insnhelper.c (vm_cref_push): no outer cref is needed for proc
  from method. Bug #3786, Bug #3860, [ruby-core:32501]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_2@29565 b2dd03c8-39d4-4d8f-98ff-823fe69b080e