revert TypeToLLVM.h

Author: makslevental

mlir/include/mlir/Target/LLVMIR/TypeToLLVM.h

@@ -14,12 +14,9 @@
 #ifndef MLIR_TARGET_LLVMIR_TYPETOLLVM_H
 #define MLIR_TARGET_LLVMIR_TYPETOLLVM_H
 
-#include "llvm/ADT/ArrayRef.h"
-
 #include <memory>
 
 namespace llvm {
-class FunctionType;
 class DataLayout;
 class LLVMContext;
 class Type;

mlir/lib/Target/LLVMIR/TypeToLLVM.cpp

@@ -14,7 +14,6 @@
 #include "llvm/ADT/TypeSwitch.h"
 #include "llvm/IR/DataLayout.h"
 #include "llvm/IR/DerivedTypes.h"
-#include "llvm/IR/Intrinsics.h"
 #include "llvm/IR/Type.h"
 
 using namespace mlir;