Index: ios/chrome/browser/sync/ios_chrome_sync_client.mm |
diff --git a/ios/chrome/browser/sync/ios_chrome_sync_client.mm b/ios/chrome/browser/sync/ios_chrome_sync_client.mm |
index d066897389a38fff3855629d0161ffba49403250..ed4d4487a41615a19d07e876705c165d5c4d6feb 100644 |
--- a/ios/chrome/browser/sync/ios_chrome_sync_client.mm |
+++ b/ios/chrome/browser/sync/ios_chrome_sync_client.mm |
@@ -383,9 +383,8 @@ IOSChromeSyncClient::CreateModelWorkerForGroup(syncer::ModelSafeGroup group) { |
web::WebThread::GetTaskRunnerForThread(web::WebThread::DB), |
syncer::GROUP_DB); |
case syncer::GROUP_FILE: |
- return new syncer::SequencedModelWorker( |
- web::WebThread::GetTaskRunnerForThread(web::WebThread::FILE), |
- syncer::GROUP_FILE); |
+ // Not supported on iOS. |
+ return nullptr; |
case syncer::GROUP_UI: |
return new syncer::UIModelWorker( |
web::WebThread::GetTaskRunnerForThread(web::WebThread::UI)); |