Revert "[showModalBottomSheet] fix: showModalBottomSheet does not move along keyboard (#71636)" (#77286)

packages/flutter/lib/src/material/bottom_sheet.dart

@@ -374,8 +374,6 @@ class _ModalBottomSheetState<T> extends State<_ModalBottomSheet<T>> {
 
     return AnimatedBuilder(
       animation: widget.route!.animation!,
-      child: Padding(
-        padding: MediaQuery.of(context).viewInsets,
       child: BottomSheet(
         animationController: widget.route!._animationController,
         onClosing: () {
@@ -392,7 +390,6 @@ class _ModalBottomSheetState<T> extends State<_ModalBottomSheet<T>> {
         onDragStart: handleDragStart,
         onDragEnd: handleDragEnd,
       ),
-      ),
       builder: (BuildContext context, Widget? child) {
         // Disable the initial animation when accessible navigation is on so
         // that the semantics are added to the tree at the correct time.

packages/flutter/test/material/bottom_sheet_test.dart

@@ -833,41 +833,6 @@ void main() {
     // The bottom sheet should not be showing any longer.
     expect(find.text('BottomSheet'), findsNothing);
   });
-
-  testWidgets('showModalBottomSheet should move along on-screen keyboard',
-          (WidgetTester tester) async {
-    late BuildContext savedContext;
-
-    // Show a keyboard (simulate by space at the bottom of the screen).
-    await tester.pumpWidget(
-      MaterialApp(
-        home: MediaQuery(
-          data: const MediaQueryData(viewInsets: EdgeInsets.only(bottom: 200)),
-          child: Builder(
-            builder: (BuildContext context) {
-              savedContext = context;
-              return Container();
-            },
-          ),
-        ),
-      ),
-    );
-
-    await tester.pump();
-    expect(find.text('BottomSheet'), findsNothing);
-
-    showModalBottomSheet<void>(
-      context: savedContext,
-      builder: (BuildContext context) {
-        return const Text('BottomSheet');
-      },
-    );
-
-    await tester.pumpAndSettle();
-
-    expect(find.text('BottomSheet'), findsOneWidget);
-    expect(tester.getBottomLeft(find.text('BottomSheet')).dy, 600);
-  });
 }
 
 class _TestPage extends StatelessWidget {