--- a/dom/canvas/WebGLContext.h
+++ b/dom/canvas/WebGLContext.h
@@ -2017,17 +2017,16 @@ WebGLContext::ValidateObject(const char*
 
     return ValidateObjectAssumeNonNull(info, object);
 }
 
 template<class ObjectType>
 inline bool
 WebGLContext::ValidateObjectRef(const char* info, const ObjectType& object)
 {
-    MOZ_ASSERT(bool(&object));
     return ValidateObjectAssumeNonNull(info, &object);
 }
 
 // Returns `value` rounded to the next highest multiple of `multiple`.
 // AKA PadToAlignment, StrideForAlignment.
 template<typename V, typename M>
 V
 RoundUpToMultipleOf(const V& value, const M& multiple)