Gtk and WPE ports do not implement in this moment the function WTR::UIScriptController::copyText in their specific classes, that makes the tests added crash. The classes are UIScriptControllerGtk and UIScriptControllerWPE. The bug 203168 added these tests. Also related with bug 200534. The tests crashing are: editing/async-clipboard/clipboard-change-data-while-getting-type.html editing/async-clipboard/clipboard-change-data-while-reading.html editing/async-clipboard/clipboard-get-type-with-old-items.html