Refactors the auto-launch logic and adds tests for it.

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 201 matching lines @@
         'cocoa/app_list_window_controller_unittest.mm',
         'cocoa/apps_grid_controller_unittest.mm',
         'cocoa/apps_search_box_controller_unittest.mm',
         'cocoa/apps_search_results_controller_unittest.mm',
         'cocoa/signin_view_controller_unittest.mm',
         'cocoa/test/apps_grid_controller_test_helper.h',
         'cocoa/test/apps_grid_controller_test_helper.mm',
         'test/run_all_unittests.cc',
         'views/app_list_main_view_unittest.cc',
         'views/apps_grid_view_unittest.cc',
+        'views/search_box_view_unittest.cc',
+        'views/search_result_list_view_unittest.cc',
         'views/test/apps_grid_view_test_api.cc',
         'views/test/apps_grid_view_test_api.h',
       ],
       'conditions': [
         ['toolkit_views==1', {
           'dependencies': [
             '../views/views.gyp:views',
             '../views/views.gyp:views_test_support',
             '../../content/content.gyp:content',
             '../../content/content.gyp:content_browser',
@@ skipping 38 matching lines @@
           'dependencies': [
             '../../base/allocator/allocator.gyp:allocator',
           ],
         }],
       ],
       # Disable c4267 warnings until we fix size_t to int truncations.
       'msvs_disabled_warnings': [ 4267, ],
     },
   ],
 }