Remove trailing whitespace

llvm-svn: 21427
diff --git a/llvm/lib/Transforms/Utils/ValueMapper.h b/llvm/lib/Transforms/Utils/ValueMapper.h
index a0ad5c3..c768671 100644
--- a/llvm/lib/Transforms/Utils/ValueMapper.h
+++ b/llvm/lib/Transforms/Utils/ValueMapper.h
@@ -1,10 +1,10 @@
 //===- ValueMapper.h - Interface shared by lib/Transforms/Utils -*- 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 the MapValue interface which is used by various parts of