1 files changed, 6 insertions, 5 deletions
diff --git a/runtime/obj_ptr.h b/runtime/obj_ptr.h
index a03b67bed7..7e52a50582 100644
--- a/runtime/obj_ptr.h
+++ b/runtime/obj_ptr.h
@@ -48,16 +48,17 @@ class ObjPtr {
                 "must have a least kObjectAlignmentShift bits");
 
  public:
-  OBJPTR_INLINE ObjPtr() REQUIRES_SHARED(Locks::mutator_lock_) : reference_(0u) {}
+  OBJPTR_INLINE ObjPtr() : ObjPtr(nullptr) {}
+
+  OBJPTR_INLINE ObjPtr(std::nullptr_t)
+      : reference_(0u) {
+    DCHECK(IsNull());
+  }
 
   // Note: The following constructors allow implicit conversion. This simplifies code that uses
   //       them, e.g., for parameter passing. However, in general, implicit-conversion constructors
   //       are discouraged and detected by clang-tidy.
 
-  OBJPTR_INLINE ObjPtr(std::nullptr_t)
-      REQUIRES_SHARED(Locks::mutator_lock_)
-      : reference_(0u) {}
-
   template <typename Type,
             typename = typename std::enable_if_t<std::is_base_of_v<MirrorType, Type>>>
   OBJPTR_INLINE ObjPtr(Type* ptr) REQUIRES_SHARED(Locks::mutator_lock_);