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diff --git a/include/llvm/CodeGen/MachineFunctionInitializer.h b/include/llvm/CodeGen/MachineFunctionInitializer.h
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--- a/include/llvm/CodeGen/MachineFunctionInitializer.h
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-//=- MachineFunctionInitializer.h - machine function initializer --*- C++ -*-=//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file declares an interface that allows custom machine function
-// initialization.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_CODEGEN_MACHINEFUNCTIONINITIALIZER_H
-#define LLVM_CODEGEN_MACHINEFUNCTIONINITIALIZER_H
-
-namespace llvm {
-
-class MachineFunction;
-
-/// This interface provides a way to initialize machine functions after they are
-/// created by the machine function analysis pass.
-class MachineFunctionInitializer {
- virtual void anchor();
-
-public:
- virtual ~MachineFunctionInitializer() = default;
-
- /// Initialize the machine function.
- ///
- /// Return true if error occurred.
- virtual bool initializeMachineFunction(MachineFunction &MF) = 0;
-};
-
-} // end namespace llvm
-
-#endif // LLVM_CODEGEN_MACHINEFUNCTIONINITIALIZER_H