[SandboxVec][NFC] Remove unused header files

Author: vporpo

llvm/include/llvm/Transforms/Vectorize/SandboxVectorizer/SandboxVectorizer.h

@@ -8,15 +8,12 @@
 #ifndef LLVM_TRANSFORMS_VECTORIZE_SANDBOXVECTORIZER_SANDBOXVECTORIZER_H
 #define LLVM_TRANSFORMS_VECTORIZE_SANDBOXVECTORIZER_SANDBOXVECTORIZER_H
 
-#include "llvm/Analysis/AliasAnalysis.h"
-#include "llvm/Analysis/ScalarEvolution.h"
-#include "llvm/Analysis/TargetTransformInfo.h"
-#include "llvm/IR/DataLayout.h"
 #include "llvm/IR/PassManager.h"
-#include "llvm/SandboxIR/SandboxIR.h"
 
 namespace llvm {
 
+class TargetTransformInfo;
+
 class SandboxVectorizerPass : public PassInfoMixin<SandboxVectorizerPass> {
   TargetTransformInfo *TTI = nullptr;
 

llvm/lib/Transforms/Vectorize/SandboxVectorizer/SandboxVectorizer.cpp

@@ -7,7 +7,8 @@
 //===----------------------------------------------------------------------===//
 
 #include "llvm/Transforms/Vectorize/SandboxVectorizer/SandboxVectorizer.h"
-#include "llvm/Support/CommandLine.h"
+#include "llvm/Analysis/TargetTransformInfo.h"
+#include "llvm/SandboxIR/SandboxIR.h"
 
 using namespace llvm;