Stop foreground depending on background in gyp v2

ui/file_manager/gallery/js/compiled_resources2.gyp

 # Copyright 2016 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': 'background',
       'dependencies': [
         '../../file_manager/background/js/compiled_resources2.gyp:app_window_wrapper',
         '../../file_manager/background/js/compiled_resources2.gyp:background_base',
@@ skipping 56 matching lines @@
         '<(DEPTH)/ui/webui/resources/js/compiled_resources2.gyp:assert',
         '<(DEPTH)/ui/webui/resources/js/cr/ui/compiled_resources2.gyp:array_data_model',
         'entry_list_watcher',
         'gallery_item',
       ],
       'includes': ['../../compile_js2.gypi'],
     },
     {
       'target_name': 'gallery_item',
       'dependencies': [
+        '../../file_manager/common/js/compiled_resources2.gyp:metrics',
         '../../file_manager/common/js/compiled_resources2.gyp:util',
         '../../file_manager/foreground/js/compiled_resources2.gyp:volume_manager_wrapper',
         '../../file_manager/foreground/js/metadata/compiled_resources2.gyp:metadata_model',
         '../../file_manager/foreground/js/metadata/compiled_resources2.gyp:thumbnail_model',
         'gallery_util',
         'image_editor/compiled_resources2.gyp:image_encoder',
         'image_editor/compiled_resources2.gyp:image_util',
       ],
       'includes': ['../../compile_js2.gypi'],
     },
@@ skipping 58 matching lines @@
         'error_banner',
         'gallery_constants',
         'gallery_data_model',
         'gallery_item',
         'image_editor/compiled_resources2.gyp:image_editor',
       ],
       'includes': ['../../compile_js2.gypi'],
     },
   ],
 }