Subzero: Remove LLVM_DELETED_FUNCTION.

src/IceCfg.h

 //===- subzero/src/IceCfg.h - Control flow graph ----------------*- C++ -*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // This file declares the Cfg class, which represents the control flow
@@ skipping 166 matching lines @@
   std::unique_ptr<VariablesMetadata> VMetadata;
   std::unique_ptr<Assembler> TargetAssembler;
 
   // CurrentNode is maintained during dumping/emitting just for
   // validating Variable::DefNode.  Normally, a traversal over
   // CfgNodes maintains this, but before global operations like
   // register allocation, resetCurrentNode() should be called to avoid
   // spurious validation failures.
   const CfgNode *CurrentNode;
 
-  Cfg(const Cfg &) LLVM_DELETED_FUNCTION;
-  Cfg &operator=(const Cfg &) LLVM_DELETED_FUNCTION;
+  Cfg(const Cfg &) = delete;
+  Cfg &operator=(const Cfg &) = delete;
 };
 
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICECFG_H