* include/ruby/ruby.h: rename FL_OLDGEN to FL_PROMOTED.
  This flag represents that "this object is promoted at least once."
* gc.c, debug.c, object.c: catch up this change.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43527 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* 2013-11-05

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43528 b2dd03c8-39d4-4d8f-98ff-823fe69b080e