Remove some #include from StackProtector.h; NFC

llvm-svn: 304748
diff --git a/llvm/lib/CodeGen/StackProtector.cpp b/llvm/lib/CodeGen/StackProtector.cpp
index ca8bde2..eb6ee0e 100644
--- a/llvm/lib/CodeGen/StackProtector.cpp
+++ b/llvm/lib/CodeGen/StackProtector.cpp
@@ -21,6 +21,7 @@
 #include "llvm/Analysis/OptimizationDiagnosticInfo.h"
 #include "llvm/CodeGen/Passes.h"
 #include "llvm/CodeGen/StackProtector.h"
+#include "llvm/CodeGen/TargetPassConfig.h"
 #include "llvm/IR/Attributes.h"
 #include "llvm/IR/BasicBlock.h"
 #include "llvm/IR/Constants.h"
@@ -92,6 +93,11 @@
   }
 }
 
+void StackProtector::getAnalysisUsage(AnalysisUsage &AU) const {
+  AU.addRequired<TargetPassConfig>();
+  AU.addPreserved<DominatorTreeWrapperPass>();
+}
+
 bool StackProtector::runOnFunction(Function &Fn) {
   F = &Fn;
   M = F->getParent();