* ext/win32ole/win32ole.c: add
  WIN32OLE_RECORD#ole_instance_variable_set and
  WIN32OLE_RECORD#ole_instance_variable_get



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47019 b2dd03c8-39d4-4d8f-98ff-823fe69b080e