Merge remote-tracking branch 'origin/dev' into dev

Author: john-preston

Telegram/SourceFiles/data/data_chat_participant_status.cpp

@@ -411,8 +411,6 @@ void ShowSendErrorToast(
 		std::shared_ptr<ChatHelpers::Show> show,
 		not_null<PeerData*> peer,
 		Data::SendError error) {
-	Expects(peer->isChannel());
-
 	if (!error.boostsToLift) {
 		show->showToast(*error);
 		return;