Make sure that GridTile doesn't crash in 0x0 environment (flutter#175321)

This is my attempt to handle
flutter#6537 for the GridTile widget.

---------

Co-authored-by: Tong Mu <dkwingsmt@users.noreply.github.com>

Author: ahmedsameha1

packages/flutter/test/material/grid_title_test.dart

@@ -48,6 +48,17 @@ void main() {
     expect(find.text('Simple'), findsOneWidget);
   });
 
+  testWidgets('GridTile does not crash at zero area', (WidgetTester tester) async {
+    await tester.pumpWidget(
+      const MaterialApp(
+        home: Center(
+          child: SizedBox.shrink(child: GridTile(child: Text('X'))),
+        ),
+      ),
+    );
+    expect(tester.getSize(find.byType(GridTile)), Size.zero);
+  });
+
   testWidgets('GridTileBar does not crash at zero area', (WidgetTester tester) async {
     await tester.pumpWidget(
       const MaterialApp(