tsan: implement malloc stats querying

llvm-svn: 173332
diff --git a/compiler-rt/lib/tsan/rtl/tsan_mman.h b/compiler-rt/lib/tsan/rtl/tsan_mman.h
index 5cf00ea..dc31acd 100644
--- a/compiler-rt/lib/tsan/rtl/tsan_mman.h
+++ b/compiler-rt/lib/tsan/rtl/tsan_mman.h
@@ -20,7 +20,9 @@
 const uptr kDefaultAlignment = 16;
 
 void InitializeAllocator();
-void AlloctorThreadFinish(ThreadState *thr);
+void AllocatorThreadStart(ThreadState *thr);
+void AllocatorThreadFinish(ThreadState *thr);
+void AllocatorPrintStats();
 
 // For user allocations.
 void *user_alloc(ThreadState *thr, uptr pc, uptr sz,