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

llvm-svn: 240353
diff --git a/clang/lib/Basic/VirtualFileSystem.cpp b/clang/lib/Basic/VirtualFileSystem.cpp
index 7196f2d..8a882e1 100644
--- a/clang/lib/Basic/VirtualFileSystem.cpp
+++ b/clang/lib/Basic/VirtualFileSystem.cpp
@@ -213,7 +213,7 @@
     return EC;
   }
 };
-} // namespace
+}
 
 directory_iterator RealFileSystem::dir_begin(const Twine &Dir,
                                              std::error_code &EC) {
@@ -1024,7 +1024,7 @@
   JSONWriter(llvm::raw_ostream &OS) : OS(OS) {}
   void write(ArrayRef<YAMLVFSEntry> Entries, Optional<bool> IsCaseSensitive);
 };
-} // namespace
+}
 
 bool JSONWriter::containedIn(StringRef Parent, StringRef Path) {
   using namespace llvm::sys;