Remove unused variables

Author: Ducatel

doc/services/object-store/objects.rst

@@ -500,8 +500,7 @@ Delete object
 
 .. code-block:: php
 
-  /** @var bool $deleted */
-  $deleted = $container->deleteObject('{objectName}');
+ $container->deleteObject('{objectName}');
 
 
 `Get the executable PHP script for this example <https://raw.githubusercontent.com/rackspace/php-opencloud/master/samples/ObjectStore/delete-object-without-download.php>`_

lib/OpenCloud/ObjectStore/Resource/Container.php

@@ -243,7 +243,7 @@ public function deleteAllObjects()
      */
     public function deleteObject($name)
     {
-        $response = $this->getClient()
+        $this->getClient()
             ->delete($this->getUrl($name))
             ->send();
     }