dart-gde/dart-google-oauth2-library — pull request #20 by mogeta (2013-05-12 16:46:09+00:00)
Title: change Uri.fromString(uristring) to Uri.parse(uriString). 

Uri.fromString() constructor has been removed in Dart Editor build 22416.
I Tried to fix it.Please check my pull request.
Thanks.