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

llvm-svn: 240353
diff --git a/clang/lib/StaticAnalyzer/Checkers/MacOSKeychainAPIChecker.cpp b/clang/lib/StaticAnalyzer/Checkers/MacOSKeychainAPIChecker.cpp
index 1ff43c5..52e2936 100644
--- a/clang/lib/StaticAnalyzer/Checkers/MacOSKeychainAPIChecker.cpp
+++ b/clang/lib/StaticAnalyzer/Checkers/MacOSKeychainAPIChecker.cpp
@@ -151,7 +151,7 @@
                                    BugReport &BR) override;
   };
 };
-} // namespace
+}
 
 /// ProgramState traits to store the currently allocated (and not yet freed)
 /// symbols. This is a map from the allocated content symbol to the