DidEnsureSyncRootForOriginRoot 1454 chrome/browser/sync_file_system/drive_backend_v1/drive_file_sync_service.cc &DriveFileSyncService::DidEnsureSyncRootForOriginRoot, DidEnsureSyncRootForOriginRoot 333 chrome/browser/sync_file_system/drive_backend_v1/drive_file_sync_service.h void DidEnsureSyncRootForOriginRoot(const GURL& origin,