This reverts commit d2788080.

* Check whether slider is mounted before interaction, no-op if unmounted (#113556)

* Check whether slider is unmounted before interaction

* Update slider.dart

* Update Slider

* Add test

* Update slider_test.dart

* Update packages/flutter/test/material/slider_test.dart
Co-authored-by: Taha Tesser <tessertaha@gmail.com>
Co-authored-by: Taha Tesser <tessertaha@gmail.com>

* exposed tooltip longPress action when available

* updated tooltip test

* updated date picker test

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Co-authored-by: Mingyu <lyming90@gmail.com>
Co-authored-by: Taha Tesser <tessertaha@gmail.com>
Co-authored-by: Harper Liu <harperl0818@gmail.com>

* Revert "Exposed tooltip longPress action when available (#117338)"

This reverts commit 38e3930f.

* Revert "fixes android_semantics_integration_test to expect long press for tootip"

* Exposed tooltip longPress action when available (Trigger mode is long press)

* Date picker special labeling for currentDate with localization and tests.

* Updated CalendarDatePicker semantics test

* removed recursive import

* changed labeling for current date to be less verbose

Fixes flutter/flutter#113277

This reverts commit 5fd259be.

Date Picker restructuring. Moved files out of 'pickers' and merged several of the non-public implementation files into date_picker.dart.