[PATCH] D21044: [tsan]: rename RunningOnValgrind to __tsan_RunningOnValgrind

[Kostya Serebryany via llvm-commits]

kcc added a reviewer: dvyukov.
kcc added a comment.

I am not sure we still need this, let Dmitry comment. 
But if we do, it clearly should remain as is -- that's the whole purpose :)


http://reviews.llvm.org/D21044