Remove unused Plans code (#24168)

* Remove Plans

* Remove PagedViewController

Author: kean

WordPress/Classes/ViewRelated/Blog/Blog Details/BlogDetailsViewController.m

@@ -1202,19 +1202,6 @@ - (BlogDetailsSection *)generalSectionViewModel
         [rows addObject:[self blazeRow]];
     }
 
-// Temporarily disabled
-//    if ([self.blog supports:BlogFeaturePlans] && ![self.blog isWPForTeams]) {
-//        BlogDetailsRow *plansRow = [[BlogDetailsRow alloc] initWithTitle:NSLocalizedString(@"Plans", @"Action title. Noun. Links to a blog's Plans screen.")
-//                                                         identifier:BlogDetailsPlanCellIdentifier
-//                                                              image:[UIImage gridiconOfType:GridiconTypePlans]
-//                                                           callback:^{
-//                                                               [weakSelf showPlansFromSource:BlogDetailsNavigationSourceRow];
-//                                                           }];
-//
-//        plansRow.detail = self.blog.planTitle;
-//        [rows addObject:plansRow];
-//    }
-
     if (rows.count == 0) {
         return nil;
     }
@@ -1788,14 +1775,6 @@ - (void)showPlugins
     [self.presentationDelegate presentBlogDetailsViewController:controller];
 }
 
-- (void)showPlansFromSource:(BlogDetailsNavigationSource)source
-{
-    [self trackEvent:WPAnalyticsStatOpenedPlans fromSource:source];
-    PlanListViewController *controller = [[PlanListViewController alloc] initWithStyle:UITableViewStyleGrouped];
-    controller.navigationItem.largeTitleDisplayMode = UINavigationItemLargeTitleDisplayModeNever;
-    [self.presentationDelegate presentBlogDetailsViewController:controller];
-}
-
 - (void)showSettingsFromSource:(BlogDetailsNavigationSource)source
 {
     [self trackEvent:WPAnalyticsStatOpenedSiteSettings fromSource:source];