Revert "Issue #2822382 by voleger, pfrenssen, erozqba, RytoEX, borisson_, sidharthap, Jo Fitzgerald, shashikant_chauhan: Make every  property protected on classes extending BrowserTestBase and KernelTestBase"

This reverts commit 29d0958a.

Issue #2822382 by voleger, pfrenssen, erozqba, RytoEX, borisson_, sidharthap, Jo Fitzgerald, shashikant_chauhan: Make every  property protected on classes extending BrowserTestBase and KernelTestBase

(cherry picked from commit 69501f30)

Issue #2876432 by Lendude, dawehner, Gábor Hojtsy: Query settings missing when display type Entity Reference

This reverts commit f9ca1c02.

Issue #2864922 by vaplas, dawehner, Lendude: \Drupal\views\Plugin\views\display\EntityReference::render returns the wrong datatype for empty results

Issue #2863267 by Lendude, Jo Fitzgerald, michielnugter, dawehner, klausi: Convert web tests of views

Issue #2776975 by joelpittet, dawehner, tim.plunkett, xjm, pfrenssen: March 3, 2017: Convert core to array syntax coding standards for Drupal 8.3.x RC phase

Issue #2809555 by jonathanjfshaw, alexpott, amateescu, Lendude, catch: ER views autocomplete fail to recognise exact matches typed in

Issue #2665992 by alexpott, klausi, heykarthikwithu, xjm, tstoeckler: @file is not required for classes, interfaces and traits

Issue #2669590 by Lendude, joe_carvajal: IntegrityConstraintViolationException using an entity reference in a view with a entity reference display

Issue #2643942 by Lendude, no_angel, dawehner: Entityreference autocomplete with search fields uses wrong column name