BackendUtil.cpp: Add #include "llvm/TargetTransformInfo.h"

llvm/Target/TargetMachine.h will not provide "llvm/TargetTransformInfo.h" any more.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@169816 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/BackendUtil.cpp

@@ -22,6 +22,7 @@
 #include "llvm/MC/SubtargetFeature.h"
 #include "llvm/Module.h"
 #include "llvm/PassManager.h"
+#include "llvm/TargetTransformInfo.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/FormattedStream.h"
 #include "llvm/Support/PrettyStackTrace.h"