],
'sources': [
# Note: sources list duplicated in GN build.
+ 'history/core/browser/history_backend_observer.h',
'history/core/browser/history_client.cc',
'history/core/browser/history_client.h',
- 'history/core/browser/history_types.cc',
- 'history/core/browser/history_types.h',
'history/core/browser/history_match.cc',
'history/core/browser/history_match.h',
+ 'history/core/browser/history_service_observer.h',
+ 'history/core/browser/history_types.cc',
+ 'history/core/browser/history_types.h',
'history/core/browser/in_memory_database.cc',
'history/core/browser/in_memory_database.h',
'history/core/browser/keyword_id.h',