Focus will be moved automatically if onEditingComplete is not specified, but must
by moved manually if onEditingComplete is specified.

Revert "Prevent viewport.showOnScreen from scrolling the viewport if the specified Rect is already visible.  (#56413)" (#64091)

This reverts commit 64d76f2f.

Prevent viewport.showOnScreen from scrolling the viewport if the specified Rect is already visible.  (#56413)

These widgets are missing from
https://github.com/flutter/flutter/pull/59364

With this change, developers can use clipBehavior for
https://github.com/flutter/flutter/issues/59424

It now uses the scroll metrics as they stood at the end of the last frame.

It previously used a weird combination of the old extents and the newish position, which led to some weird effects when the position had been changed in expectation of a viewport or content dimension change.

* Allow GestureDetector to use long press and secondary long press at the same time.

This reverts commit 561735ad.

* Ignore unmounted parent when _debugVerifyGlobalKeyReservation (#62055)

* Ignore unmounted parent when _debugVerifyGlobalKeyReservation (#62055)

* Ignore unmounted parent when _debugVerifyGlobalKeyReservation (#62055)

* Ignore unmounted parent when _debugVerifyGlobalKeyReservation (#62055)

* Ignore unmounted parent when _debugVerifyGlobalKeyReservation (#62055)

* Ignore unmounted parent when _debugVerifyGlobalKeyReservation (#62055)