[BUGFIX] Extbase: Methods are inherited twice

Change #57031 introduced two methods in DomainObjectInterface,
which are already present in ObjectMonitoringInterface.

Undo that change.

Resolves: #57271
Releases: 6.2
Change-Id: I95852d8221a1b54c4d6a71c508666e0fb1080223
Reviewed-on: https://review.typo3.org/28745
Reviewed-by: Xavier Perseguers
Reviewed-by: Helmut Hummel
Tested-by: Markus Klein
Reviewed-by: Markus Klein

typo3/sysext/extbase/Classes/DomainObject/DomainObjectInterface.php

@@ -98,22 +98,4 @@ interface DomainObjectInterface {
 	 * @return mixed The clean property value or NULL
 	 */
 	public function _getCleanProperty($propertyName);
-
-	/**
-	 * Returns TRUE if the properties were modified after reconstitution
-	 *
-	 * @param string $propertyName An optional name of a property to be checked if its value is dirty
-	 * @throws \TYPO3\CMS\Extbase\Persistence\Generic\Exception\TooDirtyException
-	 * @return boolean
-	 */
-	public function _isDirty($propertyName = NULL);
-
-	/**
-	 * Register an object's clean state, e.g. after it has been reconstituted
-	 * from the database.
-	 *
-	 * @param string $propertyName The name of the property to be memorized. If omitted all persistable properties are memorized.
-	 * @return void
-	 */
-	public function _memorizeCleanState($propertyName = NULL);
 }

typo3/sysext/extbase/Classes/Persistence/Generic/Backend.php

@@ -29,6 +29,7 @@ namespace TYPO3\CMS\Extbase\Persistence\Generic;
  ***************************************************************/
 
 use TYPO3\CMS\Extbase\DomainObject\DomainObjectInterface;
+use TYPO3\CMS\Extbase\Persistence\ObjectMonitoringInterface;
 
 /**
  * A persistence backend. This backend maps objects to the relational model of the storage backend.
@@ -361,7 +362,8 @@ class Backend implements \TYPO3\CMS\Extbase\Persistence\Generic\BackendInterface
 						$queue[] = $containedObject;
 					}
 				}
-			} elseif ($propertyValue instanceof \TYPO3\CMS\Extbase\DomainObject\DomainObjectInterface) {
+			} elseif ($propertyValue instanceof \TYPO3\CMS\Extbase\DomainObject\DomainObjectInterface
+				&& $object instanceof ObjectMonitoringInterface) {
 				if ($object->_isDirty($propertyName)) {
 					if ($propertyValue->_isNew()) {
 						$this->insertObject($propertyValue, $object, $propertyName);