Add the NotificationDatabaseData structure and protobuf

content/content_tests.gypi

 # Copyright (c) 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': {
     'layouttest_support_content_sources': [
       'public/test/layouttest_support.h',
       'public/test/nested_message_pump_android.cc',
       'public/test/nested_message_pump_android.h',
@@ skipping 454 matching lines @@
       'browser/mach_broker_mac_unittest.cc',
       'browser/media/audio_stream_monitor_unittest.cc',
       'browser/media/capture/audio_mirroring_manager_unittest.cc',
       'browser/media/capture/video_capture_oracle_unittest.cc',
       'browser/media/capture/web_contents_audio_input_stream_unittest.cc',
       'browser/media/capture/web_contents_video_capture_device_unittest.cc',
       'browser/media/media_internals_unittest.cc',
       'browser/media/midi_host_unittest.cc',
       'browser/media/webrtc_identity_store_unittest.cc',
       'browser/net/sqlite_persistent_cookie_store_unittest.cc',
+      'browser/notifications/notification_database_data_unittest.cc',
       'browser/notifications/notification_database_unittest.cc',
       'browser/notification_service_impl_unittest.cc',
       'browser/power_monitor_message_broadcaster_unittest.cc',
       'browser/power_profiler/power_profiler_service_unittest.cc',
       'browser/power_usage_monitor_impl_unittest.cc',
       'browser/presentation/presentation_service_impl_unittest.cc',
       'browser/quota/mock_quota_manager.cc',
       'browser/quota/mock_quota_manager.h',
       'browser/quota/mock_quota_manager_proxy.cc',
       'browser/quota/mock_quota_manager_proxy.h',
@@ skipping 477 matching lines @@
             '../gin/gin.gyp:gin',
           ],
         }],
       ],
     },
     {
       # GN version: //content/test:content_unittests
       'target_name': 'content_unittests',
       'type': '<(gtest_target_type)',
       'dependencies': [
+        'browser/notifications/notification_proto.gyp:notification_proto',
         'browser/service_worker/service_worker_proto.gyp:service_worker_proto',
         'browser/speech/proto/speech_proto.gyp:speech_proto',
         'content.gyp:content_browser',
         'content.gyp:content_common',
         'content_common_mojo_bindings.gyp:content_common_mojo_bindings',
         'test_support_content',
         '../base/base.gyp:test_support_base',
         '../crypto/crypto.gyp:crypto',
         '../device/battery/battery.gyp:device_battery',
         '../device/battery/battery.gyp:device_battery_mojo_bindings',
@@ skipping 1172 matching lines @@
                   'files': ['<(PRODUCT_DIR)/libnpapi_test_plugin.so'],
                 },
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }