sync: Implementation of Priority Preferences.

chrome/browser/api/sync/profile_sync_service_base.h

 // Copyright (c) 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 CHROME_BROWSER_API_SYNC_PROFILE_SYNC_SERVICE_BASE_H_
 #define CHROME_BROWSER_API_SYNC_PROFILE_SYNC_SERVICE_BASE_H_
 
 #include "chrome/browser/api/sync/profile_sync_service_observer.h"
 #include "sync/internal_api/public/base/model_type.h"
 
@@ skipping 18 matching lines @@
 
   // Returns whether processing changes is allowed.  Check this before doing
   // any model-modifying operations.
   virtual bool ShouldPushChanges() = 0;
 
   // Get the set of currently enabled data types (as chosen or
   // configured by the user).  See class comment on ProfileSyncService
   // for more on what it means for a datatype to be Preferred.
   virtual syncer::ModelTypeSet GetPreferredDataTypes() const = 0;
 
+  // Gets the set of currently enabled priority data types.
+  virtual syncer::ModelTypeSet GetPriorityDataTypes() const = 0;

[Nicolas Zea, 2013/02/21 23:41:11]

Do you use this anywhere outside of ProfileSyncService? If not, I don't think
this doesn't need to be declared here.

[albertb, 2013/02/22 20:08:47]

Done.

+
   // Adds/removes an observer. ProfileSyncServiceBase does not take
   // ownership of the observer.
   virtual void AddObserver(Observer* observer) = 0;
   virtual void RemoveObserver(Observer* observer) = 0;
 
   // Returns true if |observer| has already been added as an observer.
   virtual bool HasObserver(Observer* observer) const = 0;
 };
 
 #endif  // CHROME_BROWSER_API_SYNC_PROFILE_SYNC_SERVICE_BASE_H_