Introduce ui/wm/ directory.

apps/apps.gypi

 # Copyright 2013 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.
 
 {
   'targets': [
     {
       'target_name': 'apps',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
@@ skipping 94 matching lines @@
           'defines!': ['CONTENT_IMPLEMENTATION'],
           'variables': {
             'chromium_code': 1,
           },
           'dependencies': [
             'apps',
             '../base/base.gyp:base',
             '../content/content.gyp:content',
             '../content/content_shell_and_tests.gyp:content_shell_lib',
             '../skia/skia.gyp:skia',
-            '../ui/shell/shell.gyp:shell',
             '../ui/views/views.gyp:views',
+            '../ui/wm/wm.gyp:wm_test_support',
           ],
           'include_dirs': [
             '..',
           ],
           'sources': [
             'shell/app_shell_browser_main_parts.cc',
             'shell/app_shell_browser_main_parts.h',
             'shell/app_shell_content_browser_client.cc',
             'shell/app_shell_content_browser_client.h',
             'shell/app_shell_content_client.cc',
             'shell/app_shell_content_client.h',
             'shell/app_shell_main_delegate.cc',
             'shell/app_shell_main_delegate.h',
             'shell/app_shell_main.cc',
             'shell/web_view_window.cc',
             'shell/web_view_window.cc',
           ],
         },
       ],  # targets
     }],  # chromeos==1
   ],  # conditions
 }