Revert of [Sync] Move //components/sync to the syncer namespace. (patchset #5 id:40001 of https://co

components/sync/engine_impl/nudge_handler.h

 // Copyright 2014 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 COMPONENTS_SYNC_ENGINE_IMPL_NUDGE_HANDLER_H_
 #define COMPONENTS_SYNC_ENGINE_IMPL_NUDGE_HANDLER_H_
 
 #include "base/compiler_specific.h"
 #include "components/sync/base/model_type.h"
 
 namespace syncer {
 
 class NudgeHandler {
  public:
   NudgeHandler();
   virtual ~NudgeHandler();
 
-  virtual void NudgeForInitialDownload(ModelType type) = 0;
-  virtual void NudgeForCommit(ModelType type) = 0;
-  virtual void NudgeForRefresh(ModelType type) = 0;
+  virtual void NudgeForInitialDownload(syncer::ModelType type) = 0;
+  virtual void NudgeForCommit(syncer::ModelType type) = 0;
+  virtual void NudgeForRefresh(syncer::ModelType type) = 0;
 };
 
 }  // namespace syncer
 
 #endif  // COMPONENTS_SYNC_ENGINE_IMPL_NUDGE_HANDLER_H_