next/previous buttons should not be used in conjunction with alternate form control design. We should guard every call site to UIWebFormAccessory -setNextPreviousItemsVisible: with !WebKit::defaultAlternateFormControlDesignEnabled()
<rdar://problem/100434051>
Pull request: https://github.com/WebKit/WebKit/pull/4934
Committed 255108@main (29e3c7a9630a): <https://commits.webkit.org/255108@main> Reviewed commits have been landed. Closing PR #4934 and removing active labels.