merge revision(s) 32527,32567: [Backport #6004]
* vm_method.c (rb_add_method): should not call method_added hook for undef operation. [Bug #5015]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@34566 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 32527,32567: [Backport #6004]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@34566 b2dd03c8-39d4-4d8f-98ff-823fe69b080e