Show separator in SearchResultTileItemListView

ui/app_list/views/search_result_tile_item_list_view.h

Index: ui/app_list/views/search_result_tile_item_list_view.h
diff --git a/ui/app_list/views/search_result_tile_item_list_view.h b/ui/app_list/views/search_result_tile_item_list_view.h
index d5f9c2f94794f64b522f03d59c1973aedb4ba942..2b306bea4282601229d367f0c9868e0be5fa4dd0 100644
--- a/ui/app_list/views/search_result_tile_item_list_view.h
+++ b/ui/app_list/views/search_result_tile_item_list_view.h
@@ -12,6 +12,7 @@
 
 namespace views {
 class Textfield;
+class Separator;
 }
 
 namespace app_list {
@@ -43,6 +44,8 @@ class APP_LIST_EXPORT SearchResultTileItemListView
 
   std::vector<SearchResultTileItemView*> tile_views_;
 
+  std::vector<views::Separator*> separator_views_;
+
   views::Textfield* search_box_;  // Owned by the views hierarchy.
 
   // Whether the fullscreen app list feature is enabled.