refactor(ui): 清理 K26 旧 UI 与死代码

lib/pages/player/widgets/home_feed_overlay.dart

@@ -26,7 +26,6 @@ class HomeFeedOverlay extends StatelessWidget {
     required this.onShare,
     required this.onEpisodes,
     required this.onDownload,
-    required this.onClear,
     required this.onSearch,
     this.onPip,
   });
@@ -42,7 +41,6 @@ class HomeFeedOverlay extends StatelessWidget {
   final VoidCallback onShare;
   final VoidCallback onEpisodes;
   final VoidCallback onDownload;
-  final VoidCallback onClear;
   final VoidCallback onSearch;
   final VoidCallback? onPip;
 
@@ -332,18 +330,6 @@ class HomeFeedOverlay extends StatelessWidget {
                   onPip!();
                 },
               ),
-            ListTile(
-              key: const Key('home-feed-clear'),
-              leading: const Icon(
-                Icons.fit_screen_outlined,
-                color: AppColors.secondary,
-              ),
-              title: Text(l10n.clearScreen),
-              onTap: () {
-                Navigator.pop(sheetContext);
-                onClear();
-              },
-            ),
           ],
         ),
       ),