Add missing include to mlir/Target/LLVMIR/Import.h to be standalone (NFC)

Author: joker-eph

mlir/include/mlir/Target/LLVMIR/Import.h

@@ -13,6 +13,7 @@
 #ifndef MLIR_TARGET_LLVMIR_IMPORT_H
 #define MLIR_TARGET_LLVMIR_IMPORT_H
 
+#include "mlir/IR/OwningOpRef.h"
 #include "mlir/Support/LLVM.h"
 #include "llvm/ADT/StringRef.h"
 #include <memory>
@@ -25,8 +26,8 @@ class Module;
 namespace mlir {
 
 class DialectRegistry;
-
 class MLIRContext;
+class ModuleOp;
 
 /// Convert the given LLVM module into MLIR's LLVM dialect.  The LLVM context is
 /// extracted from the registered LLVM IR dialect. In case of error, report it

mlir/lib/Target/LLVMIR/ConvertFromLLVMIR.cpp

@@ -10,12 +10,13 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include "mlir/Target/LLVMIR/Import.h"
+
 #include "mlir/Dialect/LLVMIR/LLVMDialect.h"
 #include "mlir/IR/Builders.h"
 #include "mlir/IR/BuiltinOps.h"
 #include "mlir/IR/BuiltinTypes.h"
 #include "mlir/IR/MLIRContext.h"
-#include "mlir/Target/LLVMIR/Import.h"
 #include "mlir/Target/LLVMIR/TypeFromLLVM.h"
 #include "mlir/Translation.h"