Revert of Media Galleries Partial Deprecation: Remove image metadata & libexif.

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.
 {
   'variables': {
     'chrome_unit_tests_sources': [
       # histograms.xml is analyzed by AboutFlagsHistogramTest, so this
       # dependency is needed to make commit bots run unit_tests on
       # histograms.xml changes.
       '../tools/metrics/histograms/histograms.xml',
@@ skipping 640 matching lines @@
       'common/extensions/permissions/media_galleries_permission_unittest.cc',
       'common/extensions/permissions/permission_set_unittest.cc',
       'common/extensions/permissions/permissions_data_unittest.cc',
       'common/extensions/permissions/settings_override_permission_unittest.cc',
       'common/extensions/sync_type_unittest.cc',
       'common/extensions/value_counter_unittest.cc',
       'renderer/extensions/extension_localization_peer_unittest.cc',
       'renderer/extensions/renderer_permissions_policy_delegate_unittest.cc',
       'renderer/media/cast_ipc_dispatcher_unittest.cc',
       'utility/image_writer/image_writer_unittest.cc',
+      'utility/media_galleries/image_metadata_extractor_unittest.cc',
     ],
     'chrome_unit_tests_extensions_service_discovery_sources': [
       'browser/extensions/api/gcd_private/privet_v3_context_getter_unittest.cc',
       'browser/extensions/api/gcd_private/privet_v3_session_unittest.cc',
       'browser/extensions/api/mdns/dns_sd_registry_unittest.cc',
       'browser/extensions/api/mdns/mdns_api_unittest.cc',
     ],
     'chrome_unit_tests_extensions_non_chromeos_sources': [
       'browser/extensions/api/messaging/native_message_process_host_unittest.cc',
       'browser/extensions/api/messaging/native_messaging_host_manifest_unittest.cc',
@@ skipping 2366 matching lines @@
               'dependencies': [
                 '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }