Remove unnecessary argument from PassThroughGraph


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50740 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvmc2/CompilationGraph.h b/tools/llvmc2/CompilationGraph.h
index bf46fa5..b7f5d8e 100644
--- a/tools/llvmc2/CompilationGraph.h
+++ b/tools/llvmc2/CompilationGraph.h
@@ -153,7 +153,7 @@
     const tools_vector_type& getToolsVector(const std::string& LangName) const;
 
     // Pass the input file through the toolchain.
-    const JoinTool* PassThroughGraph (llvm::sys::Path& In, llvm::sys::Path Out,
+    const JoinTool* PassThroughGraph (llvm::sys::Path& In,
                                       const llvm::sys::Path& TempDir) const;
 
   };