Fix test failure from r362435
Fix test failure from r362435

Apparently I forgot to do an open brace in a namespace, so we get an
error about an extra closing brace.

git-svn-id: ffe668792ed300d6c2daa1f6eba2e0aa28d7ec6c@362443 91177308-0d34-0410-b5e6-96231b3b80d8

apple/swift-clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,apple/swift-clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang,llvm-mirror/clang,apple/swift-clang,llvm-mirror/clang,llvm-mirror/clang