y.EscapeOutput.OutputNotEscaped, WordPress.PHP.DevelopmentFunctions.error_log_trigger_error
			trigger_error( $error_message, E_USER_DEPRECATED );
		}
	}

	/**
	 * Register payment method integrations with the container.
	 */
	protected function register_payment_methods() {
		$this->container->register(
			Cheque::class,
			function( Container $container ) {
				$asset_api = $container->get( AssetApi::class );
				return new Cheque( $asset_api );
			}
		);
		$this->container->register(
			PayPal::class,
			function( Container $container ) {
				$asset_api = $container->get( AssetApi::class );
				return new PayPal( $asset_api );
			}
		);
		$this->container->register(
			BankTransfer::class,
			function( Container $container ) {
				$asset_api = $container->get( AssetApi::class );
				return new BankTransfer( $asset_api );
			}
		);
		$this->container->register(
			CashOnDelivery::class,
			function( Container $container ) {
				$asset_api = $container->get( AssetApi::class );
				return new CashOnDelivery( $asset_api );
			}
		);
	}
}