- Rename AnalysisUsage::preservesAll to getPreservesAll & preservesCFG to
    setPreservesCFG to be less confusing.

llvm-svn: 4255
diff --git a/llvm/lib/Transforms/Scalar/PiNodeInsertion.cpp b/llvm/lib/Transforms/Scalar/PiNodeInsertion.cpp
index 9d43195..4f52051 100644
--- a/llvm/lib/Transforms/Scalar/PiNodeInsertion.cpp
+++ b/llvm/lib/Transforms/Scalar/PiNodeInsertion.cpp
@@ -42,7 +42,7 @@
     virtual bool runOnFunction(Function &F);
     
     virtual void getAnalysisUsage(AnalysisUsage &AU) const {
-      AU.preservesCFG();
+      AU.setPreservesCFG();
       AU.addRequired<DominatorSet>();
     }