Drupal 8.0.0 beta 12. More info: https://www.drupal.org/node/2514176

core/modules/views/src/ResultRow.php

@@ -0,0 +1,56 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\views\ResultRow.
+ */
+
+namespace Drupal\views;
+
+/**
+ * A class representing a view result row.
+ */
+class ResultRow {
+
+  /**
+   * The entity for this result.
+   *
+   * @var \Drupal\Core\Entity\EntityInterface
+   */
+  public $_entity = NULL;
+
+  /**
+   * An array of relationship entities.
+   *
+   * @var \Drupal\Core\Entity\EntityInterface[]
+   */
+  public $_relationship_entities = [];
+
+  /**
+   * An incremental number which represents the row in the entire result.
+   *
+   * @var integer
+   */
+  public $index;
+
+  /**
+   * Constructs a ResultRow object.
+   *
+   * @param array $values
+   *   (optional) An array of values to add as properties on the object.
+   */
+  public function __construct(array $values = array()) {
+    foreach ($values as $key => $value) {
+      $this->{$key} = $value;
+    }
+  }
+
+  /**
+   * Resets the _entity and _relationship_entities properties.
+   */
+  public function resetEntityData() {
+    $this->_entity = NULL;
+    $this->_relationship_entities = [];
+  }
+
+}