[macruby-changes] [MacRuby/MacRuby] 164784: Port some of the new GCD API's in 10.7:

Branch: refs/heads/master Home: https://github.com/MacRuby/MacRuby Commit: 1647840aaa240ed8212a37d8698e7f025169cdf0 https://github.com/MacRuby/MacRuby/commit/1647840aaa240ed8212a37d8698e7f0251... Author: Patrick Thomson <pthomson@apple.com> Date: 2011-09-24 (Sat, 24 Sep 2011) Changed paths: M gcd.c M spec/macruby/core/gcd/queue_spec.rb Log Message: ----------- Port some of the new GCD API's in 10.7: - Added a :background priority for Dispatch.Queue#concurrent and enabled private concurrent queues. - Added the #barrier_async and #barrier_sync methods for private concurrent queues.