Revert r240270 ("Fixed/added namespace ending comments using clang-tidy").

llvm-svn: 240353
diff --git a/clang/lib/Parse/ParseTentative.cpp b/clang/lib/Parse/ParseTentative.cpp
index 76afcda..d63cf24 100644
--- a/clang/lib/Parse/ParseTentative.cpp
+++ b/clang/lib/Parse/ParseTentative.cpp
@@ -1023,7 +1023,7 @@
     return CorrectionCandidateCallback::ValidateCandidate(Candidate);
   }
 };
-} // namespace
+}
 /// isCXXDeclarationSpecifier - Returns TPResult::True if it is a declaration
 /// specifier, TPResult::False if it is not, TPResult::Ambiguous if it could
 /// be either a decl-specifier or a function-style cast, and TPResult::Error