[Sync] Move //components/sync to the syncer namespace.

components/sync/engine_impl/sync_scheduler.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.
 //
 // A class to schedule syncer tasks intelligently.
 #ifndef COMPONENTS_SYNC_ENGINE_IMPL_SYNC_SCHEDULER_H_
 #define COMPONENTS_SYNC_ENGINE_IMPL_SYNC_SCHEDULER_H_
 
 #include <memory>
 #include <string>
@@ skipping 113 matching lines @@
   // platforms where tab sync is not registered for invalidations.
   virtual void ScheduleLocalRefreshRequest(
       ModelTypeSet types,
       const tracked_objects::Location& nudge_location) = 0;
 
   // Invalidations are notifications the server sends to let us know when other
   // clients have committed data.  We need to contact the sync server (being
   // careful to pass along the "hints" delivered with those invalidations) in
   // order to fetch the update.
   virtual void ScheduleInvalidationNudge(
-      syncer::ModelType type,
+      ModelType type,
       std::unique_ptr<InvalidationInterface> invalidation,
       const tracked_objects::Location& nudge_location) = 0;
 
   // Requests a non-blocking initial sync request for the specified type.
   //
   // Many types can only complete initial sync while the scheduler is in
   // configure mode, but a few of them are able to perform their initial sync
   // while the scheduler is in normal mode.  This non-blocking initial sync
   // can be requested through this function.
-  virtual void ScheduleInitialSyncNudge(syncer::ModelType model_type) = 0;
+  virtual void ScheduleInitialSyncNudge(ModelType model_type) = 0;
 
   // Change status of notifications in the SyncCycleContext.
   virtual void SetNotificationsEnabled(bool notifications_enabled) = 0;
 
   // Called when credentials are updated by the user.
   virtual void OnCredentialsUpdated() = 0;
 
   // Called when the network layer detects a connection status change.
   virtual void OnConnectionStatusChange() = 0;
 };
 
 }  // namespace syncer
 
 #endif  // COMPONENTS_SYNC_ENGINE_IMPL_SYNC_SCHEDULER_H_