Added HALF, FULLSCREEN_ALL_APPS, and FULLSCREEN_SEARCH.

ui/app_list/views/search_box_view.h

 // Copyright (c) 2012 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_BOX_VIEW_H_
 #define UI_APP_LIST_VIEWS_SEARCH_BOX_VIEW_H_
 
 #include <string>
 
 #include "base/macros.h"
@@ skipping 106 matching lines @@
 
   views::View* content_container_;     // Owned by views hierarchy.
   SearchBoxImageButton* back_button_;    // Owned by views hierarchy.
   SearchBoxImageButton* speech_button_;  // Owned by views hierarchy.
   views::Textfield* search_box_;  // Owned by views hierarchy.
   views::View* contents_view_;  // Owned by views hierarchy.
   app_list::AppListView* app_list_view_;  // Owned by views hierarchy.
 
   SearchBoxFocus focused_view_;  // Which element has TAB'd focus.
 
+  // Whether the fullscreen app list feature is enabled.
+  const bool is_fullscreen_app_list_enabled_;
+
   DISALLOW_COPY_AND_ASSIGN(SearchBoxView);
 };
 
 }  // namespace app_list
 
 #endif  // UI_APP_LIST_VIEWS_SEARCH_BOX_VIEW_H_