Revert r240137 (Fixed/added namespace ending comments using clang-tidy. NFC)

Apparently, the style needs to be agreed upon first.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@240390 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Transforms/Hello/Hello.cpp

@@ -35,7 +35,7 @@ namespace {
       return false;
     }
   };
-} // namespace
+}
 
 char Hello::ID = 0;
 static RegisterPass<Hello> X("hello", "Hello World Pass");
@@ -58,7 +58,7 @@ namespace {
       AU.setPreservesAll();
     }
   };
-} // namespace
+}
 
 char Hello2::ID = 0;
 static RegisterPass<Hello2>