[36/39] incubator-beam git commit: Fix findbugs issues.

Fix findbugs issues. Project: http://git-wip-us.apache.org/repos/asf/incubator-beam/repo Commit: http://git-wip-us.apache.org/repos/asf/incubator-beam/commit/99001575 Tree: http://git-wip-us.apache.org/repos/asf/incubator-beam/tree/99001575 Diff: http://git-wip-us.apache.org/repos/asf/incubator-b

incubator-beam git commit: Fix findbugs issues.

Repository: incubator-beam Updated Branches: refs/heads/apex-runner c08ebbe79 -> 99001575d Fix findbugs issues. Project: http://git-wip-us.apache.org/repos/asf/incubator-beam/repo Commit: http://git-wip-us.apache.org/repos/asf/incubator-beam/commit/99001575 Tree: http://git-wip-us.apache.org/