merge revision(s) 59080,59082: [Backport #13656]
proc.c: skip prepended modules * proc.c (method_super_method): skip prepended modules and continue from the super class of the original class. [ruby-core:81666] [Bug #13656] test/ruby/test_method.rb: refined [ruby-core:81666] [Bug #13656]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_4@59395 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 59080,59082: [Backport #13656]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_4@59395 b2dd03c8-39d4-4d8f-98ff-823fe69b080e