Reset the app list when it is shown on Windows and Linux.

ui/app_list/views/apps_container_view.cc

Index: ui/app_list/views/apps_container_view.cc
diff --git a/ui/app_list/views/apps_container_view.cc b/ui/app_list/views/apps_container_view.cc
index a56b3a925caab800df8c714c30dc2ebbe63d5be7..a6843928fd2f9d7ff2ac98598c14b3cb807da1a6 100644
--- a/ui/app_list/views/apps_container_view.cc
+++ b/ui/app_list/views/apps_container_view.cc
@@ -66,6 +66,12 @@ void AppsContainerView::ShowApps(AppListFolderItem* folder_item) {
                true);  /* show apps with animation */
 }
 
+void AppsContainerView::ResetForShowApps() {
+  SetShowState(SHOW_APPS, false /* show apps without animation */);
+  folder_background_view_->UpdateFolderContainerBubble(
+      FolderBackgroundView::NO_BUBBLE);
+}
+
 void AppsContainerView::SetDragAndDropHostOfCurrentAppList(
     ApplicationDragAndDropHost* drag_and_drop_host) {
   apps_grid_view()->SetDragAndDropHostOfCurrentAppList(drag_and_drop_host);
@@ -145,7 +151,7 @@ void AppsContainerView::SetShowState(ShowState show_state,
         apps_grid_view_->ScheduleShowHideAnimation(true);
       } else {
         app_list_folder_view_->HideViewImmediately();
-        apps_grid_view_->SetVisible(true);
+        apps_grid_view_->ResetForShowApps();
       }
       break;
     case SHOW_ACTIVE_FOLDER: