Add missing dependencies.

ui/wm/wm.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 118 matching lines @@
         '../aura/aura.gyp:aura',
         '../aura/aura.gyp:aura_test_support',
         '../base/ime/ui_base_ime.gyp:ui_base_ime',
         '../base/ui_base.gyp:ui_base',
         '../compositor/compositor.gyp:compositor',
         '../events/events.gyp:events',
         '../events/events.gyp:events_base',
         '../events/platform/events_platform.gyp:events_platform',
         '../gfx/gfx.gyp:gfx',
         '../gfx/gfx.gyp:gfx_geometry',
+        '../resources/ui_resources.gyp:ui_test_pak',
         'wm',
         'wm_test_support',
+        # Only needed at runtime.
+        '../../third_party/mesa/mesa.gyp:osmesa',
       ],
       'sources': [
         'core/capture_controller_unittest.cc',
         'core/compound_event_filter_unittest.cc',
         'core/cursor_manager_unittest.cc',
         'core/focus_controller_unittest.cc',
         'core/image_grid_unittest.cc',
         'core/nested_accelerator_controller_unittest.cc',
         'core/shadow_controller_unittest.cc',
         'core/shadow_unittest.cc',
@@ skipping 19 matching lines @@
             '../../build/isolate.gypi',
           ],
           'sources': [
             'wm_unittests.isolate',
           ],
         },
       ],
     }],
   ],
 }