8a59838677
- Deal with the newly introduced io.dart library. - Fix the handling of builtin_runtime.dart so it does not contain multiple #library tags. R=dgrove@google.com,iposva@google.com BUG= TEST= Review URL: https://chromiumcodereview.appspot.com//9113082 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@3641 260f80e4-7a28-3924-810f-c04153c831b5