This reverts commit 9d5d0eab.

Issue #2152825 by Berdir: HEAD BROKEN: rename FieldItemBase::getFieldSetting[s]() to getSetting[s]().

Revert "Issue #2045921 by juanolalla, Xano, Sutharsan, InternetDevels: Replace all module_invoke() deprecated function calls."

This reverts commit 98cdbfec.

Issue #2134967 by plopesc, swentel, chx: FieldDefinitionInterface should include a getTargetEntityTypeId().

Issue #2187897 by jessebeach: The testControllerResolutionAjax() test was commented out pending resolution of #1959574; reenable it.

Issue #2187829 by longwave, IshaDakota, ianthomas_uk, richard.c.allen2386: Convert all calls to check_plain() in core to Drupal\Component\Utility\String::checkPlain() in core/modules/views.

Issue #1338152 by ditcheva, headly, oriol_e9g, tregeagle, watbe, kathyh: Correct grammar for test messages in tracker.test.

Issue #2191533 by lowjoel, Berdir: Fixing ViewsDataTest::testFetchBaseTables to correctly check for sorting order.

Issue #2152825 by plopesc, swentel, Berdir: Rename FieldItemBase::getFieldSetting[s]() to getSetting[s]().

Issue #2113169 by damiankloip, Xano, sun, catch: Memory backend defined as a service in core.services.yml.

Issue #1853536 by jhodgdon, dawehner, damiankloip, xjm, mgifford: Reintroduce Views integration for search.module (not supporting backlinks view).

Issue #2002336 by LewisNyman, mgifford, sun: Introduce a CSS class to hide borders of fieldset elements.

Issue #2045921 by juanolalla, Xano, Sutharsan, InternetDevels: Replace all module_invoke() deprecated function calls.

Issue #2170979 followup by yched: Remove the getValue() / setValue() dance in WidgetBase::sortItems().

Issue #2161177 by plopesc, yched: 'language' extra field doesn't display the language selected in the node form.

Issue #2190183 by damiankloip: Replace views_view_has_form_elements() with a hasFormElements() method on ViewExecutable.