A number of fast/selectors DRT tests fail.
These tests were introduced during 8u112 Webkit merge, and are not present in older DRT workspace.
Tests fail with 8u102, 8u112 and 9.

Affected tests:
fast/selectors/case-insensitive-attribute-register-requirement-2.html
fast/selectors/element-closest-descendant-combinator-doubled-child-syntax.html
fast/selectors/element-matches-attribute-ascii-case-insensitive-html.html
fast/selectors/element-matches-descendant-combinator-doubled-child-syntax.html
fast/selectors/invalid-fieldset-style-update-1.html
fast/selectors/invalid-fieldset-style-update-2.html
fast/selectors/invalid-fieldset-style-update-3.html
fast/selectors/invalid-fieldset-style-update-4.html
fast/selectors/invalid-fieldset-style-update-5.html
fast/selectors/invalid-form-style-update-1.html
fast/selectors/invalid-form-style-update-2.html
fast/selectors/invalid-form-style-update-3.html
fast/selectors/nth-child-matching-first.html
fast/selectors/nth-last-child-matching-first.html
fast/selectors/querySelector-attribute-ascii-case-insensitive-html.html
fast/selectors/querySelector-descendant-combinator-doubled-child-syntax.html
fast/selectors/querySelector-window-inactive.html
fast/selectors/valid-fieldset-style-update-1.html
fast/selectors/valid-fieldset-style-update-2.html
fast/selectors/valid-fieldset-style-update-3.html
fast/selectors/valid-fieldset-style-update-4.html
fast/selectors/valid-fieldset-style-update-5.html
fast/selectors/valid-form-style-update-1.html
fast/selectors/valid-form-style-update-2.html
fast/selectors/valid-form-style-update-3.html