remove CallGraphNode::replaceCallSite, it is redundant with other APIs.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80708 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/IPA/CallGraphSCCPass.cpp b/lib/Analysis/IPA/CallGraphSCCPass.cpp
index a7d1183..f7c38e2 100644
--- a/lib/Analysis/IPA/CallGraphSCCPass.cpp
+++ b/lib/Analysis/IPA/CallGraphSCCPass.cpp
@@ -228,7 +228,7 @@
           else
             CalleeNode = CG.getCallsExternalNode();
           
-          CGN->replaceCallSite(CS, CS, CalleeNode);
+          ExistingIt->second = CalleeNode;
           MadeChange = true;
           continue;
         }