Merge pull request dart-archive/package_config#8 from dart-lang/build_fix

Build fix.

Author: pq

pkgs/package_config/tool/travis.sh

@@ -9,7 +9,7 @@ set -e
 
 # Verify that the libraries are error free.
 dartanalyzer --fatal-warnings \
-  lib/packagemap.dart \
+  lib/packages.dart \
   test/all.dart
 
 # Run the tests.