[compiler-rt] Test commit: remove some trailing white spaces.

Summary: [compiler-rt] Test commit: remove some trailing white spaces.

Reviewers: Dor1s

Reviewed By: Dor1s

Subscribers: dberris

Differential Revision: https://reviews.llvm.org/D37161

llvm-svn: 311796
diff --git a/compiler-rt/lib/BlocksRuntime/Block_private.h b/compiler-rt/lib/BlocksRuntime/Block_private.h
index 8ae8218..91d8d8a 100644
--- a/compiler-rt/lib/BlocksRuntime/Block_private.h
+++ b/compiler-rt/lib/BlocksRuntime/Block_private.h
@@ -27,7 +27,7 @@
 
 #if !defined(BLOCK_EXPORT)
 #   if defined(__cplusplus)
-#       define BLOCK_EXPORT extern "C" 
+#       define BLOCK_EXPORT extern "C"
 #   else
 #       define BLOCK_EXPORT extern
 #   endif