Have Program::Wait return -2 for crashed and timeouts instead of embedding
info in the error message. Per Dan's request.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131780 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Support/Program.cpp b/lib/Support/Program.cpp
index fa816f6..01860b0 100644
--- a/lib/Support/Program.cpp
+++ b/lib/Support/Program.cpp
@@ -28,11 +28,10 @@
                         const Path** redirects,
                         unsigned secondsToWait,
                         unsigned memoryLimit,
-                        std::string* ErrMsg,
-                        const char* SignalPrefix) {
+                        std::string* ErrMsg) {
   Program prg;
   if (prg.Execute(path, args, envp, redirects, memoryLimit, ErrMsg))
-    return prg.Wait(path, secondsToWait, ErrMsg, SignalPrefix);
+    return prg.Wait(path, secondsToWait, ErrMsg);
   else
     return -1;
 }