Remove unneeded write in __cxa_guard_release.

The INIT_COMPLETE write now writes to the entire guard object
instead of just one byte.

git-svn-id: https://llvm.org/svn/llvm-project/libcxxabi/trunk@357949 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/src/cxa_guard.cpp b/src/cxa_guard.cpp
index 563c9cf..2dc4afb 100644
--- a/src/cxa_guard.cpp
+++ b/src/cxa_guard.cpp
@@ -211,7 +211,6 @@
   GlobalMutexGuard gmutex("__cxa_guard_release",
                           OnRelease::UNLOCK_AND_BROADCAST);
   GuardObject guard(raw_guard_object);
-  guard.store(GuardValue::ZERO());
   guard.store(GuardValue::INIT_COMPLETE());
 }