Extract DependencyGraph from ProfileDependencyManager.

chrome/chrome_tests_unit.gypi

 # Copyright 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.
 {
   'targets': [
     {
       # This target contains mocks and test utilities that don't belong in
       # production libraries but are used by more than one test executable.
       'target_name': 'test_support_common',
       'type': 'static_library',
@@ skipping 984 matching lines @@
         'browser/printing/print_dialog_cloud_unittest.cc',
         'browser/printing/print_job_unittest.cc',
         'browser/printing/print_preview_dialog_controller_unittest.cc',
         'browser/printing/print_preview_test.cc',
         'browser/printing/print_preview_test.h',
         'browser/process_info_snapshot_mac_unittest.cc',
         'browser/process_singleton_linux_unittest.cc',
         'browser/process_singleton_mac_unittest.cc',
         'browser/process_singleton_win_unittest.cc',
         'browser/profiles/avatar_menu_model_unittest.cc',
+        'browser/profiles/dependency_graph_unittest.cc',
         'browser/profiles/gaia_info_update_service_unittest.cc',
         'browser/profiles/off_the_record_profile_impl_unittest.cc',
         'browser/profiles/profile_dependency_manager_unittest.cc',
         'browser/profiles/profile_downloader_unittest.cc',
         'browser/profiles/profile_info_cache_unittest.cc',
         'browser/profiles/profile_info_cache_unittest.h',
         'browser/profiles/profile_info_util_unittest.cc',
         'browser/profiles/profile_manager_unittest.cc',
         'browser/profiles/profile_shortcut_manager_unittest_win.cc',
         'browser/renderer_host/plugin_info_message_filter_unittest.cc',
@@ skipping 1405 matching lines @@
               # more details.
               'DebugInformationFormat': '3',
               'ProgramDataBaseFileName': '<(PRODUCT_DIR)/unit_tests.exe.pdb',
             },
           },
         },
       ],
     }],
   ],  # 'conditions'
 }