67506c3e49
Review URL: https://codereview.chromium.org//18464006 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@24986 260f80e4-7a28-3924-810f-c04153c831b5
A file watcher. It monitors (currently by polling) for changes to contents of directories and notifies you when files have been added, removed, or modified.