Sort experimental app list search result groups.

ui/app_list/views/search_result_page_view.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_APP_LIST_VIEWS_SEARCH_RESULT_PAGE_VIEW_H_
 #define UI_APP_LIST_VIEWS_SEARCH_RESULT_PAGE_VIEW_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 13 matching lines @@
  public:
   SearchResultPageView();
   ~SearchResultPageView() override;
 
   int selected_index() { return selected_index_; }
 
   void AddSearchResultContainerView(
       AppListModel::SearchResults* result_model,
       SearchResultContainerView* result_container);
 
+  const std::vector<SearchResultContainerView*>& result_container_views() {
+    return result_container_views_;
+  }
+
   // Overridden from views::View:
   bool OnKeyPressed(const ui::KeyEvent& event) override;
   void ChildPreferredSizeChanged(views::View* child) override;
 
  private:
   void SetSelectedIndex(int index);
   bool IsValidSelectionIndex(int index);
 
   // The SearchResultContainerViews that compose the search page. All owned by
   // the views hierarchy.
   std::vector<SearchResultContainerView*> result_container_views_;
 
   int selected_index_;
 
   DISALLOW_COPY_AND_ASSIGN(SearchResultPageView);
 };
 
 }  // namespace app_list
 
 #endif  // UI_APP_LIST_VIEWS_SEARCH_RESULT_PAGE_VIEW_H_