Fix some warnings in pub and pkg packages.

Review URL: https://codereview.chromium.org//13817008

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart/pkg/http@21701 260f80e4-7a28-3924-810f-c04153c831b5
1 file changed
tree: 3f48320fefe5add9631f828eefc6f0084ce3f80d
  1. lib/
  2. test/
  3. pubspec.yaml