RemoveFileOnSignal is now in sys:: namespace


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16103 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/projects/Stacker/tools/stkrc/stkrc.cpp b/projects/Stacker/tools/stkrc/stkrc.cpp
index 280d6b0..c5d92e6 100644
--- a/projects/Stacker/tools/stkrc/stkrc.cpp
+++ b/projects/Stacker/tools/stkrc/stkrc.cpp
@@ -135,7 +135,7 @@
 	Out = new std::ofstream(OutputFilename.c_str());
         // Make sure that the Out file gets unlinked from the disk if we get a
         // SIGINT
-        RemoveFileOnSignal(OutputFilename);
+        sys::RemoveFileOnSignal(OutputFilename);
       }
     }