chore: deprecate prev reply, videopage

Closes #579

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>

lib/common/widgets/loading_widget.dart

@@ -1,5 +1,4 @@
 import 'package:PiliPlus/common/widgets/http_error.dart';
-import 'package:PiliPlus/utils/global_data.dart';
 import 'package:flutter/material.dart';
 
 Widget get loadingWidget => Center(child: CircularProgressIndicator());
@@ -19,27 +18,3 @@ Widget scrollErrorWidget({errMsg, callback}) => CustomScrollView(
         )
       ],
     );
-
-Widget replyErrorWidget(context, isSliver, errMsg, onReload) => HttpError(
-      isSliver: isSliver,
-      errMsg:
-          '${errMsg.startsWith('gRPC Error') ? '如无法加载评论：\n关闭代理\n或设置中关闭使用gRPC加载评论\n\n' : ''}$errMsg',
-      callback: onReload,
-      extraWidget: errMsg.startsWith('gRPC Error') && GlobalData().grpcReply
-          ? FilledButton.tonal(
-              onPressed: () {
-                GlobalData().grpcReply = false;
-                onReload();
-              },
-              style: ButtonStyle(
-                backgroundColor: WidgetStateProperty.resolveWith((states) {
-                  return Theme.of(context).colorScheme.primary.withAlpha(20);
-                }),
-              ),
-              child: Text(
-                '暂时关闭gRPC加载评论',
-                style: TextStyle(color: Theme.of(context).colorScheme.primary),
-              ),
-            )
-          : null,
-    );