Migrate IDBDatabaseBackendTest from blink to chromium

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.
 
 {
   'targets': [
     {
       'target_name': 'test_support_content',
       'type': 'static_library',
       'defines!': ['CONTENT_IMPLEMENTATION'],
@@ skipping 274 matching lines @@
         'browser/geolocation/wifi_data_provider_linux_unittest.cc',
         'browser/geolocation/wifi_data_provider_unittest_win.cc',
         'browser/geolocation/win7_location_api_unittest_win.cc',
         'browser/geolocation/win7_location_provider_unittest_win.cc',
         'browser/gpu/shader_disk_cache_unittest.cc',
         'browser/host_zoom_map_impl_unittest.cc',
         'browser/hyphenator/hyphenator_message_filter_unittest.cc',
         'browser/in_process_webkit/webkit_thread_unittest.cc',
         'browser/indexed_db/indexed_db_backing_store_unittest.cc',
         'browser/indexed_db/indexed_db_cleanup_on_io_error_unittest.cc',
+        'browser/indexed_db/indexed_db_database_unittest.cc',
+        'browser/indexed_db/indexed_db_fake_backing_store.cc',
+        'browser/indexed_db/indexed_db_fake_backing_store.h',
         'browser/indexed_db/indexed_db_leveldb_coding_unittest.cc',
         'browser/indexed_db/indexed_db_quota_client_unittest.cc',
         'browser/indexed_db/indexed_db_unittest.cc',
         'browser/indexed_db/leveldb/leveldb_unittest.cc',
         'browser/indexed_db/list_set_unittest.cc',
         'browser/loader/offline_policy_unittest.cc',
         'browser/loader/resource_buffer_unittest.cc',
         'browser/loader/resource_dispatcher_host_unittest.cc',
         'browser/loader/resource_loader_unittest.cc',
         'browser/loader/resource_scheduler_unittest.cc',
@@ skipping 870 matching lines @@
             'resource_dir': 'shell/android/shell_apk/res',
             'additional_src_dirs': ['public/android/javatests/',],
             'is_test_apk': 1,
           },
           'includes': [ '../build/java_apk.gypi' ],
         },
       ],
     }],
   ],
 }