Server directed error handling backend code.

chrome/test/sync/engine/syncer_command_test.h

Index: chrome/test/sync/engine/syncer_command_test.h
diff --git a/chrome/test/sync/engine/syncer_command_test.h b/chrome/test/sync/engine/syncer_command_test.h
index a5a8235831a71b00e656ef301ecb18a101adc799..057c9fef8c3de7a6aeadbd56b38499c8fa1e476a 100644
--- a/chrome/test/sync/engine/syncer_command_test.h
+++ b/chrome/test/sync/engine/syncer_command_test.h
@@ -53,8 +53,8 @@ class SyncerCommandTestWithParam : public testing::TestWithParam<T>,
       const base::TimeDelta& new_delay) OVERRIDE {
     FAIL() << "Should not get sessions commit delay.";
   }
-  virtual void OnShouldStopSyncingPermanently() OVERRIDE {
-    FAIL() << "Shouldn't be forced to stop syncing.";
+  virtual void OnSyncError(sessions::SyncSession* session) OVERRIDE {
+    FAIL() << "Shouldn't be called.";
   }
 
   // ModelSafeWorkerRegistrar implementation.