Introduce ui/wm/ directory.

content/content_shell.gypi

 # 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': {
     'content_shell_product_name': 'Content Shell',
     # The "19" is so that sites that sniff for version think that this is
     # something reasonably current; the "77.34.5" is a hint that this isn't a
     # standard Chrome.
@@ skipping 239 matching lines @@
           ],
         }, {
           'sources/': [
             ['exclude', 'shell/browser/shell_aura.cc'],
             ['exclude', 'shell/browser/shell_views.cc'],
           ],
         }],  # use_aura==1
         ['chromeos==1', {
           'dependencies': [
             '../chromeos/chromeos.gyp:chromeos',
-            '../ui/shell/shell.gyp:shell',
+            '../ui/wm/wm.gyp:wm_test_support',
            ],
         }], # chromeos==1
         ['use_ash==1', {
           'dependencies': [
             '../ash/ash.gyp:ash',
            ],
         }],
         ['use_custom_freetype==1', {
           'dependencies': [
              '../third_party/freetype2/freetype2.gyp:freetype2',
@@ skipping 589 matching lines @@
                 '--input_symbol', '<(PRODUCT_DIR)/content_shell.exe.pdb',
                 '--destination_dir', '<(dest_dir)',
               ],
             },
           ],
         },
       ],
     }],  # OS=="win" and fastbuild==0 and target_arch=="ia32"
   ]
 }