ART: Move to using locks.h instead of mutex.h

When only annotating lock requirements, use locks.h.

Bug: 119869270
Test: mmma art
Change-Id: I1608b03254712feff0072ebad012c3af0cc3dda4
diff --git a/runtime/compiler_callbacks.h b/runtime/compiler_callbacks.h
index b29eb70..18632dc 100644
--- a/runtime/compiler_callbacks.h
+++ b/runtime/compiler_callbacks.h
@@ -17,7 +17,7 @@
 #ifndef ART_RUNTIME_COMPILER_CALLBACKS_H_
 #define ART_RUNTIME_COMPILER_CALLBACKS_H_
 
-#include "base/mutex.h"
+#include "base/locks.h"
 #include "dex/class_reference.h"
 #include "class_status.h"