Standardize usage of virtual/override/final in sync/

sync/sessions/model_type_registry.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 SYNC_ENGINE_MODEL_TYPE_REGISTRY_H_
 #define SYNC_ENGINE_MODEL_TYPE_REGISTRY_H_
 
 #include <map>
 
 #include "base/basictypes.h"
@@ skipping 30 matching lines @@
 
 // Keeps track of the sets of active update handlers and commit contributors.
 class SYNC_EXPORT_PRIVATE ModelTypeRegistry
     : public SyncContext,
       public SyncEncryptionHandler::Observer {
  public:
   // Constructs a ModelTypeRegistry that supports directory types.
   ModelTypeRegistry(const std::vector<scoped_refptr<ModelSafeWorker> >& workers,
                     syncable::Directory* directory,
                     NudgeHandler* nudge_handler);
-  virtual ~ModelTypeRegistry();
+  ~ModelTypeRegistry() override;
 
   // Sets the set of enabled types.
   void SetEnabledDirectoryTypes(const ModelSafeRoutingInfo& routing_info);
 
   // Enables an off-thread type for syncing.  Connects the given proxy
   // and its task_runner to the newly created worker.
   //
   // Expects that the proxy's ModelType is not currently enabled.
-  virtual void ConnectSyncTypeToWorker(
+  void ConnectSyncTypeToWorker(
       syncer::ModelType type,
       const DataTypeState& data_type_state,
       const syncer::UpdateResponseDataList& saved_pending_updates,
       const scoped_refptr<base::SequencedTaskRunner>& type_task_runner,
       const base::WeakPtr<ModelTypeSyncProxyImpl>& proxy) override;
 
   // Disables the syncing of an off-thread type.
   //
   // Expects that the type is currently enabled.
   // Deletes the worker associated with the type.
-  virtual void DisconnectSyncWorker(syncer::ModelType type) override;
+  void DisconnectSyncWorker(syncer::ModelType type) override;
 
   // Implementation of SyncEncryptionHandler::Observer.
-  virtual void OnPassphraseRequired(
+  void OnPassphraseRequired(
       PassphraseRequiredReason reason,
       const sync_pb::EncryptedData& pending_keys) override;
-  virtual void OnPassphraseAccepted() override;
-  virtual void OnBootstrapTokenUpdated(const std::string& bootstrap_token,
-                                       BootstrapTokenType type) override;
-  virtual void OnEncryptedTypesChanged(ModelTypeSet encrypted_types,
-                                       bool encrypt_everything) override;
-  virtual void OnEncryptionComplete() override;
-  virtual void OnCryptographerStateChanged(
-      Cryptographer* cryptographer) override;
-  virtual void OnPassphraseTypeChanged(PassphraseType type,
-                                       base::Time passphrase_time) override;
+  void OnPassphraseAccepted() override;
+  void OnBootstrapTokenUpdated(const std::string& bootstrap_token,
+                               BootstrapTokenType type) override;
+  void OnEncryptedTypesChanged(ModelTypeSet encrypted_types,
+                               bool encrypt_everything) override;
+  void OnEncryptionComplete() override;
+  void OnCryptographerStateChanged(Cryptographer* cryptographer) override;
+  void OnPassphraseTypeChanged(PassphraseType type,
+                               base::Time passphrase_time) override;
 
   // Gets the set of enabled types.
   ModelTypeSet GetEnabledTypes() const;
 
   // Simple getters.
   UpdateHandlerMap* update_handler_map();
   CommitContributorMap* commit_contributor_map();
   DirectoryTypeDebugInfoEmitterMap* directory_type_debug_info_emitter_map();
 
   void RegisterDirectoryTypeDebugInfoObserver(
@@ skipping 60 matching lines @@
   ObserverList<TypeDebugInfoObserver> type_debug_info_observers_;
 
   base::WeakPtrFactory<ModelTypeRegistry> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ModelTypeRegistry);
 };
 
 }  // namespace syncer
 
 #endif // SYNC_ENGINE_MODEL_TYPE_REGISTRY_H_