[sync] Componentize sync: Part 6: Add more SYNC_EXPORTs to files in src/sync/

sync/notifier/invalidator_state.h

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef SYNC_NOTIFIER_INVALIDATOR_STATE_H_
 #define SYNC_NOTIFIER_INVALIDATOR_STATE_H_
 
 #include "jingle/notifier/listener/push_client_observer.h"
 #include "sync/base/sync_export.h"
 
@@ skipping 12 matching lines @@
   // Invalidations are fully working.
   INVALIDATIONS_ENABLED
 };
 
 SYNC_EXPORT const char* InvalidatorStateToString(InvalidatorState state);
 
 InvalidatorState FromNotifierReason(
     notifier::NotificationsDisabledReason reason);
 
 // Should not be called when |state| == INVALIDATIONS_ENABLED.
-notifier::NotificationsDisabledReason ToNotifierReasonForTest(
-    InvalidatorState state);
+SYNC_EXPORT_PRIVATE notifier::NotificationsDisabledReason
+    ToNotifierReasonForTest(InvalidatorState state);
 
 }  // namespace syncer
 
 #endif  // SYNC_NOTIFIER_INVALIDATOR_STATE_H_