Remove unused header from EntryExitInstrumenter

Fixes layering, since Transforms/Utils doesn't depend on CodeGen, so
shouldn't include headers from it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@328399 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Transforms/Utils/EntryExitInstrumenter.cpp

@@ -9,7 +9,6 @@
 
 #include "llvm/Transforms/Utils/EntryExitInstrumenter.h"
 #include "llvm/Analysis/GlobalsModRef.h"
-#include "llvm/CodeGen/Passes.h"
 #include "llvm/IR/DebugInfoMetadata.h"
 #include "llvm/IR/Function.h"
 #include "llvm/IR/Instructions.h"