App list: Added contents view custom animation framework.

ui/app_list/app_list.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 120 matching lines @@
         'views/app_list_view.h',
         'views/app_list_view_observer.h',
         'views/apps_grid_view.cc',
         'views/apps_grid_view.h',
         'views/apps_grid_view_delegate.h',
         'views/apps_grid_view_folder_delegate.h',
         'views/cached_label.cc',
         'views/cached_label.h',
         'views/contents_switcher_view.cc',
         'views/contents_switcher_view.h',
+        'views/contents_animator.cc',
+        'views/contents_animator.h',
         'views/contents_view.cc',
         'views/contents_view.h',
         'views/folder_background_view.cc',
         'views/folder_background_view.h',
         'views/folder_header_view.cc',
         'views/folder_header_view.h',
         'views/folder_header_view_delegate.h',
         'views/page_switcher.cc',
         'views/page_switcher.h',
         'views/progress_bar_view.cc',
@@ skipping 113 matching lines @@
         'search/history_data_store_unittest.cc',
         'search/mixer_unittest.cc',
         'search/term_break_iterator_unittest.cc',
         'search/tokenized_string_char_iterator_unittest.cc',
         'search/tokenized_string_match_unittest.cc',
         'search/tokenized_string_unittest.cc',
         'test/run_all_unittests.cc',
         'views/app_list_main_view_unittest.cc',
         'views/app_list_view_unittest.cc',
         'views/apps_grid_view_unittest.cc',
+        'views/contents_view_unittest.cc',
         'views/folder_header_view_unittest.cc',
         'views/search_box_view_unittest.cc',
         'views/search_result_list_view_unittest.cc',
         'views/speech_view_unittest.cc',
         'views/test/apps_grid_view_test_api.cc',
         'views/test/apps_grid_view_test_api.h',
       ],
       'conditions': [
         ['toolkit_views==1', {
           'dependencies': [
@@ skipping 78 matching lines @@
               'dependencies': [
                 '<(DEPTH)/base/allocator/allocator.gyp:allocator',
               ],
             }],
           ],
         },
       ],
     }],  # toolkit_views==1
   ],
 }