Remove forgotten ShortNames in Trie and CompilationGraph

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90135 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CompilerDriver/CompilationGraph.cpp b/lib/CompilerDriver/CompilationGraph.cpp
index bb0eb7b..5781cda 100644
--- a/lib/CompilerDriver/CompilationGraph.cpp
+++ b/lib/CompilerDriver/CompilationGraph.cpp
@@ -473,8 +473,7 @@
   {
 
     template<typename GraphType>
-    static std::string getNodeLabel(const Node* N, const GraphType&,
-                                    bool ShortNames)
+    static std::string getNodeLabel(const Node* N, const GraphType&)
     {
       if (N->ToolPtr)
         if (N->ToolPtr->IsJoin())