Allow msg_send_id![obj, init] to non-option wrapped Id

Author: madsmtm

objc2/src/rc/alloc.rs

@@ -95,6 +95,20 @@ impl<T: ?Sized + Message, O: Ownership> __MsgSendId<Option<Id<Allocated<T>, O>>,
     }
 }
 
+impl<T: ?Sized + Message, O: Ownership> __MsgSendId<Id<Allocated<T>, O>, Option<Id<T, O>>>
+    for __Assert<false, true, true>
+{
+    #[inline(always)]
+    unsafe fn __send_message_id<A: MessageArguments>(
+        obj: Id<Allocated<T>, O>,
+        sel: Sel,
+        args: A,
+    ) -> Result<Option<Id<T, O>>, MessageError> {
+        let ptr = Id::consume_as_ptr(ManuallyDrop::new(obj));
+        unsafe { MessageReceiver::send_message(ptr, sel, args).map(|r| Id::new(r)) }
+    }
+}
+
 impl<T: ?Sized + Message, O: Ownership>
     __MsgSuperSendId<Id<Allocated<T>, O>, Option<Id<Allocated<T>, O>>>
     for __Assert<false, true, true>