Index: cfe/trunk/include/clang/Analysis/CallGraph.h
===================================================================
--- cfe/trunk/include/clang/Analysis/CallGraph.h
+++ cfe/trunk/include/clang/Analysis/CallGraph.h
@@ -157,7 +157,7 @@
   inline bool empty() const {return CalledFunctions.empty(); }
   inline unsigned size() const {return CalledFunctions.size(); }
 
-  void addCallee(CallGraphNode *N, CallGraph *CG) {
+  void addCallee(CallGraphNode *N) {
     CalledFunctions.push_back(N);
   }
 
Index: cfe/trunk/lib/Analysis/CallGraph.cpp
===================================================================
--- cfe/trunk/lib/Analysis/CallGraph.cpp
+++ cfe/trunk/lib/Analysis/CallGraph.cpp
@@ -55,7 +55,7 @@
   void addCalledDecl(Decl *D) {
     if (G->includeInGraph(D)) {
       CallGraphNode *CalleeNode = G->getOrInsertNode(D);
-      CallerNode->addCallee(CalleeNode, G);
+      CallerNode->addCallee(CalleeNode);
     }
   }
 
@@ -154,7 +154,7 @@
   Node = llvm::make_unique<CallGraphNode>(F);
   // Make Root node a parent of all functions to make sure all are reachable.
   if (F)
-    Root->addCallee(Node.get(), this);
+    Root->addCallee(Node.get());
   return Node.get();
 }