diff --git a/include/llvm/Analysis/DataStructure.h b/include/llvm/Analysis/DataStructure.h
index a9eee4a953e..8771834cdca 100644
--- a/include/llvm/Analysis/DataStructure.h
+++ b/include/llvm/Analysis/DataStructure.h
@@ -167,7 +167,6 @@ public:
   }
 
 private:
-  void calculateGraphFrom(Function &F);
   void inlineGraphIntoCallees(DSGraph &G);
   DSGraph &getOrCreateDSGraph(Function &F);
   void ComputePostOrder(Function &F, hash_set<DSGraph*> &Visited,
diff --git a/include/llvm/Analysis/DataStructure/DataStructure.h b/include/llvm/Analysis/DataStructure/DataStructure.h
index a9eee4a953e..8771834cdca 100644
--- a/include/llvm/Analysis/DataStructure/DataStructure.h
+++ b/include/llvm/Analysis/DataStructure/DataStructure.h
@@ -167,7 +167,6 @@ public:
   }
 
 private:
-  void calculateGraphFrom(Function &F);
   void inlineGraphIntoCallees(DSGraph &G);
   DSGraph &getOrCreateDSGraph(Function &F);
   void ComputePostOrder(Function &F, hash_set<DSGraph*> &Visited,