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

llvm-svn: 240353
diff --git a/clang/lib/Frontend/ChainedIncludesSource.cpp b/clang/lib/Frontend/ChainedIncludesSource.cpp
index 1b20df6..be30d43 100644
--- a/clang/lib/Frontend/ChainedIncludesSource.cpp
+++ b/clang/lib/Frontend/ChainedIncludesSource.cpp
@@ -71,7 +71,7 @@
   void ReadMethodPool(Selector Sel) override;
   bool LookupUnqualified(LookupResult &R, Scope *S) override;
 };
-} // namespace
+}
 
 static ASTReader *
 createASTReader(CompilerInstance &CI, StringRef pchFile,