codechecker fix

backup/moodle2/backup_format_cards_plugin.class.php

@@ -14,8 +14,6 @@
 // You should have received a copy of the GNU General Public License
 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
 
-use format_cards\section_break;
-
 defined('MOODLE_INTERNAL') || die();
 
 require_once(__DIR__ . "/../../lib.php");
@@ -86,24 +84,4 @@ protected function define_section_plugin_structure(): backup_plugin_element {
         return $parent;
     }
 
-    /**
-     * Adds section break data to the course structure
-     *
-     * @return backup_plugin_element
-     * @throws base_element_struct_exception
-     */
-    /*protected function define_course_plugin_structure(): backup_plugin_element {
-        $plugin = $this->get_plugin_element(null, '/course/format', 'cards');
-
-        $pluginwrapper = new backup_nested_element($this->get_recommended_name());
-
-        $sectionbreakswrapper = new backup_nested_element('sectionbreak', [ 'section' ], [ 'name' ]);
-        $sectionbreakswrapper->set_source_table(section_break::TABLE, [ 'courseid' => backup::VAR_COURSEID ]);
-
-        $pluginwrapper->add_child($sectionbreakswrapper);
-        $plugin->add_child($pluginwrapper);
-
-        return $plugin;
-    }*/
-
 }