DidDetachSyncRoot 297 chrome/browser/sync_file_system/drive_backend/sync_engine_initializer.cc base::Bind(&SyncEngineInitializer::DidDetachSyncRoot, DidDetachSyncRoot 99 chrome/browser/sync_file_system/drive_backend/sync_engine_initializer.h void DidDetachSyncRoot(scoped_ptr<SyncTaskToken> token,