Github user srowen commented on the pull request:
https://github.com/apache/spark/pull/1069#issuecomment-45918415
The changes you are removing were put in place to resolve warnings from
Scala 2.10. IIRC the code does not even compile without these in Scala 2.11.
What is this resolving?
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
