Ruby » Ruby master

class.c: include modules only

• class.c (rb_mod_included_modules): should not include non-modules.
  [ruby-core:53158] [Bug #8025]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40614 b2dd03c8-39d4-4d8f-98ff-823fe69b080e