Separate invalidator and sync client ID (part 2/2)

sync/notifier/invalidator.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.
 //
 // Interface to the invalidator, which is an object that receives
 // invalidations for registered object IDs. The corresponding
 // InvalidationHandler is notifier when such an event occurs.
 
 #ifndef SYNC_NOTIFIER_INVALIDATOR_H_
 #define SYNC_NOTIFIER_INVALIDATOR_H_
@@ skipping 60 matching lines @@
 
   // Acknowledge that an invalidation for |id| was handled.
   virtual void Acknowledge(const invalidation::ObjectId& id,
                            const AckHandle& ack_handle) = 0;
 
   // Returns the current invalidator state.  When called from within
   // InvalidationHandler::OnInvalidatorStateChange(), this must return
   // the updated state.
   virtual InvalidatorState GetInvalidatorState() const = 0;
 
-  // SetUniqueId must be called once, before any call to
-  // UpdateCredentials.  |unique_id| should be a non-empty globally
-  // unique string.
-  virtual void SetUniqueId(const std::string& unique_id) = 0;
-
   // The observers won't be notified of any notifications until
   // UpdateCredentials is called at least once. It can be called more than
   // once.
   virtual void UpdateCredentials(
       const std::string& email, const std::string& token) = 0;
 
   // This is here only to support the old p2p notification implementation,
   // which is still used by sync integration tests.
   // TODO(akalin): Remove this once we move the integration tests off p2p
   // notifications.
   virtual void SendInvalidation(
       const ObjectIdInvalidationMap& invalidation_map) = 0;
 };
 }  // namespace syncer
 
 #endif  // SYNC_NOTIFIER_INVALIDATOR_H_