file picker use static methods

apps/weblibre/lib/features/geckoview/features/bookmarks/presentation/screens/bookmark_list.dart

@@ -998,7 +998,7 @@ class BookmarkListScreen extends HookConsumerWidget {
     String format,
   ) async {
     try {
-      final result = await FilePicker.platform.pickFiles(
+      final result = await FilePicker.pickFiles(
         type: FileType.custom,
         allowedExtensions: format == 'json' ? ['json'] : ['html', 'htm'],
       );
@@ -1066,7 +1066,7 @@ class BookmarkListScreen extends HookConsumerWidget {
       final defaultFileName =
           'bookmarks_$timestamp.${format == 'json' ? 'json' : 'html'}';
 
-      final outputPath = await FilePicker.platform.saveFile(
+      final outputPath = await FilePicker.saveFile(
         dialogTitle: 'Export Bookmarks',
         fileName: defaultFileName,
         type: FileType.custom,

apps/weblibre/lib/features/geckoview/features/browser/presentation/dialogs/install_local_addon_dialog.dart

@@ -45,7 +45,7 @@ class _InstallLocalAddonSheet extends HookConsumerWidget {
 
     Future<void> pickFile() async {
       try {
-        final result = await FilePicker.platform.pickFiles();
+        final result = await FilePicker.pickFiles();
 
         if (result != null && result.files.isNotEmpty) {
           final path = result.files.single.path;

apps/weblibre/lib/features/geckoview/features/browser/presentation/widgets/browser_menu_sheet.dart

@@ -1605,7 +1605,7 @@ class _ExportExpansion extends ConsumerWidget {
                 content,
                 fileName,
               ) async {
-                await FilePicker.platform.saveFile(
+                await FilePicker.saveFile(
                   fileName: fileName,
                   type: FileType.custom,
                   allowedExtensions: ['md'],

apps/weblibre/lib/features/geckoview/features/browser/presentation/widgets/tab_menu.dart

@@ -211,7 +211,9 @@ class TabMenu extends HookConsumerWidget {
           Consumer(
             builder: (context, ref, child) {
               final isInstallable = ref.watch(isCurrentTabInstallableProvider);
-              final isShortcutable = ref.watch(isCurrentTabShortcutableProvider);
+              final isShortcutable = ref.watch(
+                isCurrentTabShortcutableProvider,
+              );
 
               return Visibility(
                 visible: isInstallable || isShortcutable,
@@ -575,7 +577,7 @@ class TabMenu extends HookConsumerWidget {
                 // ignore: deprecated_member_use
                 icon: const Icon(MdiIcons.languageMarkdown),
                 shareMarkdownAction: (content, fileName) async {
-                  await FilePicker.platform.saveFile(
+                  await FilePicker.saveFile(
                     fileName: fileName,
                     type: FileType.custom,
                     allowedExtensions: ['md'],