[SyncFS] Deflake SyncFileSystemServiceTest.SimpleLocalSyncFlow

chrome/browser/sync_file_system/sync_file_system_service_unittest.cc

Index: chrome/browser/sync_file_system/sync_file_system_service_unittest.cc
diff --git a/chrome/browser/sync_file_system/sync_file_system_service_unittest.cc b/chrome/browser/sync_file_system/sync_file_system_service_unittest.cc
index 6a2047690d203c54b14800dbb5b91cc1f9e64efa..2fa846b2fcd56246344549325a591629092b2842 100644
--- a/chrome/browser/sync_file_system/sync_file_system_service_unittest.cc
+++ b/chrome/browser/sync_file_system/sync_file_system_service_unittest.cc
@@ -353,6 +353,9 @@ TEST_F(SyncFileSystemServiceTest, SimpleLocalSyncFlow) {
   EXPECT_CALL(*mock_local_change_processor(),
               ApplyLocalChange(change, _, _, kFile, _))
       .WillOnce(MockStatusCallback(SYNC_STATUS_OK));
+  EXPECT_CALL(*mock_remote_service(), ProcessRemoteChange(_))
+      .WillRepeatedly(MockSyncFileCallback(SYNC_STATUS_NO_CHANGE_TO_SYNC,
+                                           FileSystemURL()));
 
   EXPECT_CALL(*mock_remote_service(), PromoteDemotedChanges(_))
       .WillRepeatedly(InvokeCompletionClosure());