Method Dec

src/command/StickerCommands.cxx:71–78

	}

	virtual CommandResult Dec(const char *uri, const char *name, const char *value) {
		sticker_database.DecValue(sticker_type,
					  ValidateUri(uri).c_str(),
					  name,
					  value);

		return CommandResult::OK;
	}

	virtual CommandResult Delete(const char *uri, const char *name) {
		std::string validated_uri = ValidateUri(uri);