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

llvm-svn: 240353
diff --git a/clang/lib/CodeGen/CoverageMappingGen.cpp b/clang/lib/CodeGen/CoverageMappingGen.cpp
index 92c206d..9ad5d14 100644
--- a/clang/lib/CodeGen/CoverageMappingGen.cpp
+++ b/clang/lib/CodeGen/CoverageMappingGen.cpp
@@ -884,7 +884,7 @@
     // propagate counts into them.
   }
 };
-} // namespace
+}
 
 static bool isMachO(const CodeGenModule &CGM) {
   return CGM.getTarget().getTriple().isOSBinFormatMachO();