Add LocalFileSyncContext class which wires up profile-owned service and FileSystemContext(s)

content/content_tests.gypi

 # Copyright (c) 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': [
     {
       'target_name': 'test_support_content',
       'type': 'static_library',
       'defines!': ['CONTENT_IMPLEMENTATION'],
@@ skipping 415 matching lines @@
         '../webkit/fileapi/mock_file_change_observer.h',
         '../webkit/fileapi/mock_file_system_options.cc',
         '../webkit/fileapi/mock_file_system_options.h',
         '../webkit/fileapi/obfuscated_file_util_unittest.cc',
         '../webkit/fileapi/sandbox_mount_point_provider_unittest.cc',
         '../webkit/fileapi/syncable/canned_syncable_file_system.cc',
         '../webkit/fileapi/syncable/canned_syncable_file_system.h',
         '../webkit/fileapi/syncable/file_change_unittest.cc',
         '../webkit/fileapi/syncable/local_file_change_tracker_unittest.cc',
         '../webkit/fileapi/syncable/local_file_sync_status_unittest.cc',
+        '../webkit/fileapi/syncable/syncable_context_unittest.cc',
         '../webkit/fileapi/syncable/syncable_file_system_unittest.cc',
         '../webkit/fileapi/syncable/syncable_file_system_util_unittest.cc',
         '../webkit/fileapi/test_file_set.cc',
         '../webkit/fileapi/test_file_set.h',
         '../webkit/fileapi/webfilewriter_base_unittest.cc',
         '../webkit/media/buffered_data_source_unittest.cc',
         '../webkit/media/buffered_resource_loader_unittest.cc',
         '../webkit/media/cache_util_unittest.cc',
         '../webkit/media/crypto/proxy_decryptor_unittest.cc',
         '../webkit/media/skcanvas_video_renderer_unittest.cc',
@@ skipping 463 matching lines @@
             'java_in_dir': '../content/shell/android/javatests',
             'resource_dir': '../res',
             'additional_src_dirs': ['../content/public/android/javatests/'],
           },
           'includes': [ '../build/java_apk.gypi' ],
         },
       ],
     }],
   ],
 }