removed obsolete RTL animated icon workaround

lib/widgets/collection/app_bar.dart

@@ -18,7 +18,6 @@ import 'package:aves/widgets/collection/collection_page.dart';
 import 'package:aves/widgets/collection/entry_set_action_delegate.dart';
 import 'package:aves/widgets/collection/filter_bar.dart';
 import 'package:aves/widgets/collection/query_bar.dart';
-import 'package:aves/widgets/common/animated_icons_fix.dart';
 import 'package:aves/widgets/common/app_bar_subtitle.dart';
 import 'package:aves/widgets/common/app_bar_title.dart';
 import 'package:aves/widgets/common/basic/menu.dart';
@@ -174,9 +173,8 @@ class _CollectionAppBarState extends State<CollectionAppBar> with SingleTickerPr
     return IconButton(
       // key is expected by test driver
       key: const Key('appbar-leading-button'),
-      // TODO TLAD [rtl] replace to regular `AnimatedIcon` when this is fixed: https://github.com/flutter/flutter/issues/60521
+      icon: AnimatedIcon(
-      icon: AnimatedIconFixIssue60521(
+        icon: AnimatedIcons.menu_arrow,
-        icon: AnimatedIconsFixIssue60521.menu_arrow,
         progress: _browseToSelectAnimation,
       ),
       onPressed: onPressed,

lib/widgets/filter_grids/common/app_bar.dart

@@ -4,7 +4,6 @@ import 'package:aves/model/filters/filters.dart';
 import 'package:aves/model/selection.dart';
 import 'package:aves/model/source/collection_source.dart';
 import 'package:aves/theme/durations.dart';
-import 'package:aves/widgets/common/animated_icons_fix.dart';
 import 'package:aves/widgets/common/app_bar_subtitle.dart';
 import 'package:aves/widgets/common/app_bar_title.dart';
 import 'package:aves/widgets/common/basic/menu.dart';
@@ -98,9 +97,8 @@ class _FilterGridAppBarState<T extends CollectionFilter> extends State<FilterGri
     return IconButton(
       // key is expected by test driver
       key: const Key('appbar-leading-button'),
-      // TODO TLAD [rtl] replace to regular `AnimatedIcon` when this is fixed: https://github.com/flutter/flutter/issues/60521
+      icon: AnimatedIcon(
-      icon: AnimatedIconFixIssue60521(
+        icon: AnimatedIcons.menu_arrow,
-        icon: AnimatedIconsFixIssue60521.menu_arrow,
         progress: _browseToSelectAnimation,
       ),
       onPressed: onPressed,

lib/widgets/search/search_delegate.dart

@@ -16,7 +16,6 @@ import 'package:aves/model/source/tag.dart';
 import 'package:aves/ref/mime_types.dart';
 import 'package:aves/theme/icons.dart';
 import 'package:aves/widgets/collection/collection_page.dart';
-import 'package:aves/widgets/common/animated_icons_fix.dart';
 import 'package:aves/widgets/common/expandable_filter_row.dart';
 import 'package:aves/widgets/common/extensions/build_context.dart';
 import 'package:aves/widgets/common/identity/aves_filter_chip.dart';
@@ -61,9 +60,8 @@ class CollectionSearchDelegate {
     // so the leading may mistakenly switch to the close button
     return canPop
         ? IconButton(
-            // TODO TLAD [rtl] replace to regular `AnimatedIcon` when this is fixed: https://github.com/flutter/flutter/issues/60521
+            icon: AnimatedIcon(
-            icon: AnimatedIconFixIssue60521(
+              icon: AnimatedIcons.menu_arrow,
-              icon: AnimatedIconsFixIssue60521.menu_arrow,
               progress: transitionAnimation,
             ),
             onPressed: () => _goBack(context),

lib/widgets/settings/settings_search.dart

@@ -1,5 +1,4 @@
 import 'package:aves/theme/icons.dart';
-import 'package:aves/widgets/common/animated_icons_fix.dart';
 import 'package:aves/widgets/common/extensions/build_context.dart';
 import 'package:aves/widgets/common/identity/empty.dart';
 import 'package:aves/widgets/common/identity/highlight_title.dart';
@@ -21,9 +20,8 @@ class SettingsSearchDelegate extends SearchDelegate {
   @override
   Widget buildLeading(BuildContext context) {
     return IconButton(
-      // TODO TLAD [rtl] replace to regular `AnimatedIcon` when this is fixed: https://github.com/flutter/flutter/issues/60521
+      icon: AnimatedIcon(
-      icon: AnimatedIconFixIssue60521(
+        icon: AnimatedIcons.menu_arrow,
-        icon: AnimatedIconsFixIssue60521.menu_arrow,
         progress: transitionAnimation,
       ),
       onPressed: () => Navigator.pop(context),

lib/widgets/viewer/info/info_search.dart

@@ -1,6 +1,5 @@
 import 'package:aves/model/entry.dart';
 import 'package:aves/theme/icons.dart';
-import 'package:aves/widgets/common/animated_icons_fix.dart';
 import 'package:aves/widgets/common/extensions/build_context.dart';
 import 'package:aves/widgets/common/identity/empty.dart';
 import 'package:aves/widgets/common/providers/media_query_data_provider.dart';
@@ -27,9 +26,8 @@ class InfoSearchDelegate extends SearchDelegate {
   @override
   Widget buildLeading(BuildContext context) {
     return IconButton(
-      // TODO TLAD [rtl] replace to regular `AnimatedIcon` when this is fixed: https://github.com/flutter/flutter/issues/60521
+      icon: AnimatedIcon(
-      icon: AnimatedIconFixIssue60521(
+        icon: AnimatedIcons.menu_arrow,
-        icon: AnimatedIconsFixIssue60521.menu_arrow,
         progress: transitionAnimation,
       ),
       onPressed: () => Navigator.pop(context),