Improve error triggering in sync_integration_tests

chrome/browser/sync/test/integration/sync_test.h

Index: chrome/browser/sync/test/integration/sync_test.h
diff --git a/chrome/browser/sync/test/integration/sync_test.h b/chrome/browser/sync/test/integration/sync_test.h
index 7fba81230978bf231bdc823d7f30970666429bc0..8f51396895a3c4e5810784686bb381a1ce5404b4 100644
--- a/chrome/browser/sync/test/integration/sync_test.h
+++ b/chrome/browser/sync/test/integration/sync_test.h
@@ -95,21 +95,6 @@ class SyncTest : public InProcessBrowserTest {
                             // LOCAL_PYTHON_SERVER.
   };
 
-  // NOTE: IMPORTANT the enum here should match with
-  // the enum defined on the chromiumsync.py test server impl.
-  enum SyncErrorFrequency {
-    // Uninitialized state.
-    ERROR_FREQUENCY_NONE,
-
-    // Server sends the error on all requests.
-    ERROR_FREQUENCY_ALWAYS,
-
-    // Server sends the error on two thirds of the request.
-    // Note this is not random. The server would send the
-    // error on the first 2 requests of every 3 requests.
-    ERROR_FREQUENCY_TWO_THIRDS
-  };
-
   // A SyncTest must be associated with a particular test type.
   explicit SyncTest(TestType test_type);
 
@@ -236,12 +221,6 @@ class SyncTest : public InProcessBrowserTest {
   // stay in this state until shut down.
   void TriggerXmppAuthError();
 
-  // Triggers a sync error on the server.
-  //   error: The error the server is expected to return.
-  //   frequency: Frequency with which the error is returned.
-  void TriggerSyncError(const syncer::SyncProtocolError& error,
-                        SyncErrorFrequency frequency);
-
   // Triggers the creation the Synced Bookmarks folder on the server.
   void TriggerCreateSyncedBookmarks();