Remove trailing whitespace


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21422 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/System/Signals.cpp b/lib/System/Signals.cpp
index cdd7306..28f7028 100644
--- a/lib/System/Signals.cpp
+++ b/lib/System/Signals.cpp
@@ -1,10 +1,10 @@
 //===- Signals.cpp - Signal Handling support --------------------*- C++ -*-===//
-// 
+//
 //                     The LLVM Compiler Infrastructure
 //
 // This file was developed by the LLVM research group and is distributed under
 // the University of Illinois Open Source License. See LICENSE.TXT for details.
-// 
+//
 //===----------------------------------------------------------------------===//
 //
 // This file defines some helpful functions for dealing with the possibility of
@@ -20,7 +20,7 @@
 
 //===----------------------------------------------------------------------===//
 //=== WARNING: Implementation here must contain only TRULY operating system
-//===          independent code. 
+//===          independent code.
 //===----------------------------------------------------------------------===//
 
 }