Introduce a temporary Views vendor to integrate core modules into core.

lib/Drupal/search/ViewsSearchQuery.php

lib/Views/aggregator/Plugin/views/argument/CategoryCid.php

lib/Views/aggregator/Plugin/views/argument/Fid.php

lib/Views/aggregator/Plugin/views/argument/Iid.php

lib/Views/aggregator/Plugin/views/field/Category.php

lib/Views/aggregator/Plugin/views/field/TitleLink.php

lib/Views/aggregator/Plugin/views/field/Xss.php

lib/Views/aggregator/Plugin/views/filter/CategoryCid.php

lib/Views/aggregator/Plugin/views/row/Rss.php

lib/Views/book/Plugin/views/argument_default/Root.php

lib/Views/comment/Plugin/views/argument/UserUid.php

lib/Views/comment/Plugin/views/field/Comment.php

lib/Views/comment/Plugin/views/field/Depth.php

lib/Views/comment/Plugin/views/field/LInkDelete.php

lib/Views/comment/Plugin/views/field/LastTimestamp.php

lib/Views/comment/Plugin/views/field/Link.php

lib/Views/comment/Plugin/views/field/LinkApprove.php

lib/Views/comment/Plugin/views/field/LinkEdit.php

lib/Views/comment/Plugin/views/field/LinkReply.php

lib/Views/comment/Plugin/views/field/NcsLastCommentName.php