cros: Make SearchResultTileItemView layout per DisplayType customized

ui/app_list/views/search_result_tile_item_view.h

Index: ui/app_list/views/search_result_tile_item_view.h
diff --git a/ui/app_list/views/search_result_tile_item_view.h b/ui/app_list/views/search_result_tile_item_view.h
index 3c6e8ec6dd9dda917dd322987317406790d27933..3f5ff19fe4083c32a2f2186e685041435dc2b60c 100644
--- a/ui/app_list/views/search_result_tile_item_view.h
+++ b/ui/app_list/views/search_result_tile_item_view.h
@@ -48,6 +48,10 @@ class APP_LIST_EXPORT SearchResultTileItemView
                               ui::MenuSourceType source_type) override;
 
  private:
+  // Overridden from views::View:
+  void Layout() override;
+  gfx::Size CalculatePreferredSize() const override;
+
   SearchResultContainerView* result_container_;  // Parent view
 
   // Owned by the model provided by the AppListViewDelegate.
@@ -55,6 +59,8 @@ class APP_LIST_EXPORT SearchResultTileItemView
 
   AppListViewDelegate* view_delegate_;
 
+  const bool is_fullscreen_app_list_enabled_;
+
   std::unique_ptr<views::MenuRunner> context_menu_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(SearchResultTileItemView);