15 files declare their use of SortArray

ConfigConfigurator.php in core/lib/Drupal/Core/Recipe/ConfigConfigurator.php
ContentExportTest.php in core/tests/Drupal/FunctionalTests/DefaultContent/ContentExportTest.php
ContextualLinks.php in core/modules/contextual/src/Element/ContextualLinks.php
EntityListBuilderTest.php in core/tests/Drupal/Tests/Core/Entity/EntityListBuilderTest.php
FieldStorageAddController.php in core/modules/field_ui/src/Controller/FieldStorageAddController.php
FieldStorageAddForm.php in core/modules/field_ui/src/Form/FieldStorageAddForm.php
Finder.php in core/lib/Drupal/Core/DefaultContent/Finder.php
HelpTopicPluginController.php in core/modules/help/src/Controller/HelpTopicPluginController.php
MediaLibraryWidget.php in core/modules/media_library/src/Plugin/Field/FieldWidget/MediaLibraryWidget.php
MenuForm.php in core/modules/menu_ui/src/MenuForm.php
NavigationRenderer.php in core/modules/navigation/src/NavigationRenderer.php
NavigationTopBarTest.php in core/modules/navigation/tests/src/Functional/NavigationTopBarTest.php
ResourceTestBase.php in core/modules/rest/tests/src/Functional/ResourceTestBase.php
SortArrayTest.php in core/tests/Drupal/Tests/Component/Utility/SortArrayTest.php
WidgetBase.php in core/lib/Drupal/Core/Field/WidgetBase.php

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