Fix pathos->path in watcher example.

BUG=
R=nweiz@google.com

Review URL: https://codereview.chromium.org//18878003

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart/pkg/watcher@24976 260f80e4-7a28-3924-810f-c04153c831b5
2 files changed
tree: 7453d8ce3157bc48f75cd1233ce056b1d59980f8
  1. example/
  2. lib/
  3. test/
  4. pubspec.yaml
  5. README.md
README.md

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.