[WebAssembly] Remove unused headers in MCWasmObjectWriter

Differential Revision: https://reviews.llvm.org/D46969

llvm-svn: 332535

llvm/include/llvm/MC/MCWasmObjectWriter.h

@@ -10,9 +10,7 @@
 #ifndef LLVM_MC_MCWASMOBJECTWRITER_H
 #define LLVM_MC_MCWASMOBJECTWRITER_H
 
-#include "llvm/ADT/Triple.h"
-#include "llvm/BinaryFormat/Wasm.h"
-#include "llvm/Support/DataTypes.h"
+#include <memory>
 
 namespace llvm {
 

llvm/lib/MC/MCWasmObjectTargetWriter.cpp

@@ -7,9 +7,6 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "llvm/ADT/STLExtras.h"
-#include "llvm/MC/MCExpr.h"
-#include "llvm/MC/MCValue.h"
 #include "llvm/MC/MCWasmObjectWriter.h"
 
 using namespace llvm;