The following API tests are consistently failing on iOS and macOS bots after https://commits.webkit.org/265280@main TestWTF.WTF_TextBreakIterator.CFBackwardDeletion TestWTF.WTF_TextBreakIterator.CFComposedCharacter TestWTF.WTF_TextBreakIterator.CFLine TestWTF.WTF_TextBreakIterator.CFSentence TestWTF.WTF_TextBreakIterator.CFWord TestWTF.WTF_TextBreakIterator.CFWordBoundary https://results.webkit.org/?suite=api-tests&suite=api-tests&suite=api-tests&suite=api-tests&suite=api-tests&suite=api-tests&test=TestWTF.WTF_TextBreakIterator.CFBackwardDeletion&test=TestWTF.WTF_TextBreakIterator.CFComposedCharacter&test=TestWTF.WTF_TextBreakIterator.CFLine&test=TestWTF.WTF_TextBreakIterator.CFSentence&test=TestWTF.WTF_TextBreakIterator.CFWord&test=TestWTF.WTF_TextBreakIterator.CFWordBoundary Diffs are long, can be viewed in https://build.webkit.org/#/builders/708/builds/2650/steps/19/logs/stdio
<rdar://problem/111057085>