MAGETWO-32903: Move Magento_Backend Cookie Code to Magento_Cookie

- Fixed paths in the obsolete class map

Author: anupdugar

dev/tests/static/testsuite/Magento/Test/Legacy/_files/obsolete_classes.php

@@ -2911,9 +2911,9 @@
         'Magento\Developer\Model\TemplateEngine\Plugin\DebugHints'
     ],
     ['Magento\Backend\Model\Config\Backend\Cookie', 'Magento\Cookie\Model\Config\Backend\Cookie'],
-    ['Magento\Backend\Model\Config\Backend\Domain', 'Magento\Cookie\Model\Config\Backend\Domain'],
-    ['Magento\Backend\Model\Config\Backend\Lifetime', 'Magento\Cookie\Model\Config\Backend\Lifetime'],
-    ['Magento\Backend\Model\Config\Backend\Path', 'Magento\Cookie\Model\Config\Backend\Path'],
+    ['Magento\Backend\Model\Config\Backend\Cookie\Domain', 'Magento\Cookie\Model\Config\Backend\Domain'],
+    ['Magento\Backend\Model\Config\Backend\Cookie\Lifetime', 'Magento\Cookie\Model\Config\Backend\Lifetime'],
+    ['Magento\Backend\Model\Config\Backend\Cookie\Path', 'Magento\Cookie\Model\Config\Backend\Path'],
     ['Magento\Core\Block\RequireCookie', 'Magento\Cookie\Block\RequireCookie'],
     ['Magento\Core\Controller\Index\NoCookies', 'Magento\Cookie\Controller\Index\NoCookies']
 ];