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diff --git a/web/modules/contrib/memcache/src/Connection/MemcacheConnection.php b/web/modules/contrib/memcache/src/Connection/MemcacheConnection.php
new file mode 100644
index 000000000..83e507591
--- /dev/null
+++ b/web/modules/contrib/memcache/src/Connection/MemcacheConnection.php
@@ -0,0 +1,81 @@
+<?php
+
+namespace Drupal\memcache\Connection;
+
+/**
+ * Class MemcacheConnection.
+ */
+class MemcacheConnection implements MemcacheConnectionInterface {
+
+  /**
+   * The memcache object.
+   *
+   * @var \Memcache
+   */
+  protected $memcache;
+
+  /**
+   * Constructs a MemcacheConnection object.
+   */
+  public function __construct() {
+    $this->memcache = new \Memcache();
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function addServer($server_path, $persistent = FALSE) {
+    list($host, $port) = explode(':', $server_path);
+
+    // Support unix sockets in the format 'unix:///path/to/socket'.
+    if ($host == 'unix') {
+      // When using unix sockets with Memcache use the full path for $host.
+      $host = $server_path;
+      // Port is always 0 for unix sockets.
+      $port = 0;
+    }
+
+    // When using the PECL memcache extension, we must use ->(p)connect
+    // for the first connection.
+    return $this->connect($host, $port, $persistent);
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getMemcache() {
+    return $this->memcache;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function close() {
+    $this->memcache->close();
+  }
+
+  /**
+   * Connects to a memcache server.
+   *
+   * @param string $host
+   *   The server path without port.
+   * @param int $port
+   *   The server port.
+   * @param bool $persistent
+   *   Whether this server connection is persistent or not.
+   *
+   * @return \Memcache|bool
+   *   A Memcache object for a successful persistent connection. TRUE for a
+   *   successful non-persistent connection. FALSE when the server fails to
+   *   connect.
+   */
+  protected function connect($host, $port, $persistent) {
+    if ($persistent) {
+      return @$this->memcache->pconnect($host, $port);
+    }
+    else {
+      return @$this->memcache->connect($host, $port);
+    }
+  }
+
+}