Remove all remaining uses of Value::getNameStr().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144648 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/IPO/DeadArgumentElimination.cpp b/lib/Transforms/IPO/DeadArgumentElimination.cpp
index 4bb6f7a..95aef27 100644
--- a/lib/Transforms/IPO/DeadArgumentElimination.cpp
+++ b/lib/Transforms/IPO/DeadArgumentElimination.cpp
@@ -74,7 +74,7 @@
 
       std::string getDescription() const {
         return std::string((IsArg ? "Argument #" : "Return value #"))
-               + utostr(Idx) + " of function " + F->getNameStr();
+               + utostr(Idx) + " of function " + F->getName().str();
       }
     };