Move pub/barback's Pool class into its own package.

R=rnystrom@google.com

Review URL: https://codereview.chromium.org//399963004

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart/pkg/pool@38525 260f80e4-7a28-3924-810f-c04153c831b5
5 files changed
tree: 33a82ed6e652a352c78c41a9c8766f8455d6144d
  1. pkgs/