Added missing property declarations.

module/VuFind/src/VuFind/ILS/Driver/NoILS.php

@@ -43,6 +43,13 @@ use VuFind\Config\Reader as ConfigReader, VuFind\Exception\ILS as ILSException,
  */
 class NoILS extends AbstractBase implements ServiceLocatorAwareInterface
 {
+    /**
+     * Service locator
+     *
+     * @var ServiceLocatorInterface
+     */
+    protected $serviceLocator;
+
     /**
      * Initialize the driver.
      *

module/VuFind/src/VuFind/ILS/Driver/Symphony.php

@@ -48,6 +48,13 @@ class Symphony extends AbstractBase implements ServiceLocatorAwareInterface
     protected $policyCache = false;
     protected $policies;
 
+    /**
+     * Service locator
+     *
+     * @var ServiceLocatorInterface
+     */
+    protected $serviceLocator;
+
     /**
      * Initialize the driver.
      *