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 95ec3b74bc04496173480e22ba39820bad770fe9..bdff83d586894183ec332c0109a97d4acfc07435 100644
--- a/ui/app_list/views/apps_container_view.cc
+++ b/ui/app_list/views/apps_container_view.cc
@@ -52,8 +52,6 @@ AppsContainerView::AppsContainerView(AppListMainView* app_list_main_view,
 
   apps_grid_view_->SetModel(model_);
   apps_grid_view_->SetItemList(model_->item_list());
-  SetShowState(SHOW_APPS,
-               false);  /* show apps without animation */
 }
 
 AppsContainerView::~AppsContainerView() {
@@ -72,6 +70,12 @@ void AppsContainerView::ShowApps(AppListFolderItem* folder_item) {
                true);  /* show apps with animation */
 }
 
+void AppsContainerView::ResetForShow() {
+  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);
@@ -151,7 +155,7 @@ 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_->ResetForShow();
       }
       break;
     case SHOW_ACTIVE_FOLDER: