Standardize usage of virtual/override/final in chrome/browser/extensions/

chrome/browser/extensions/api/file_system/file_system_api.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_EXTENSIONS_API_FILE_SYSTEM_FILE_SYSTEM_API_H_
 #define CHROME_BROWSER_EXTENSIONS_API_FILE_SYSTEM_FILE_SYSTEM_API_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 22 matching lines @@
 std::vector<base::FilePath> GetGrayListedDirectories();
 
 }  // namespace file_system_api
 
 class FileSystemGetDisplayPathFunction : public ChromeSyncExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("fileSystem.getDisplayPath",
                              FILESYSTEM_GETDISPLAYPATH)
 
  protected:
-  virtual ~FileSystemGetDisplayPathFunction() {}
-  virtual bool RunSync() override;
+  ~FileSystemGetDisplayPathFunction() override {}
+  bool RunSync() override;
 };
 
 class FileSystemEntryFunction : public ChromeAsyncExtensionFunction {
  protected:
   FileSystemEntryFunction();
 
-  virtual ~FileSystemEntryFunction() {}
+  ~FileSystemEntryFunction() override {}
 
   // This is called when writable file entries are being returned. The function
   // will ensure the files exist, creating them if necessary, and also check
   // that none of the files are links. If it succeeds it proceeds to
   // RegisterFileSystemsAndSendResponse, otherwise to HandleWritableFileError.
   void PrepareFilesForWritableApp(const std::vector<base::FilePath>& path);
 
   // This will finish the choose file process. This is either called directly
   // from FilesSelected, or from WritableFileChecker. It is called on the UI
   // thread.
@@ skipping 19 matching lines @@
   // The dictionary to send as the response.
   base::DictionaryValue* response_;
 };
 
 class FileSystemGetWritableEntryFunction : public FileSystemEntryFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("fileSystem.getWritableEntry",
                              FILESYSTEM_GETWRITABLEENTRY)
 
  protected:
-  virtual ~FileSystemGetWritableEntryFunction() {}
-  virtual bool RunAsync() override;
+  ~FileSystemGetWritableEntryFunction() override {}
+  bool RunAsync() override;
 
  private:
   void CheckPermissionAndSendResponse();
   void SetIsDirectoryOnFileThread();
 
   // The path to the file for which a writable entry has been requested.
   base::FilePath path_;
 };
 
 class FileSystemIsWritableEntryFunction : public ChromeSyncExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("fileSystem.isWritableEntry",
                              FILESYSTEM_ISWRITABLEENTRY)
 
  protected:
-  virtual ~FileSystemIsWritableEntryFunction() {}
-  virtual bool RunSync() override;
+  ~FileSystemIsWritableEntryFunction() override {}
+  bool RunSync() override;
 };
 
 class FileSystemChooseEntryFunction : public FileSystemEntryFunction {
  public:
   // Allow picker UI to be skipped in testing.
   static void SkipPickerAndAlwaysSelectPathForTest(base::FilePath* path);
   static void SkipPickerAndAlwaysSelectPathsForTest(
       std::vector<base::FilePath>* paths);
   static void SkipPickerAndSelectSuggestedPathForTest();
   static void SkipPickerAndAlwaysCancelForTest();
@@ skipping 18 matching lines @@
       const base::FilePath::StringType& suggested_extension,
       const AcceptOptions* accepts,
       const bool* acceptsAllTypes);
   static void BuildSuggestion(const std::string* opt_name,
                               base::FilePath* suggested_name,
                               base::FilePath::StringType* suggested_extension);
 
  protected:
   class FilePicker;
 
-  virtual ~FileSystemChooseEntryFunction() {}
-  virtual bool RunAsync() override;
+  ~FileSystemChooseEntryFunction() override {}
+  bool RunAsync() override;
   void ShowPicker(const ui::SelectFileDialog::FileTypeInfo& file_type_info,
                   ui::SelectFileDialog::Type picker_type);
 
  private:
   void SetInitialPathOnFileThread(const base::FilePath& suggested_name,
                                   const base::FilePath& previous_path);
 
   // FilesSelected and FileSelectionCanceled are called by the file picker.
   void FilesSelected(const std::vector<base::FilePath>& path);
   void FileSelectionCanceled();
@@ skipping 10 matching lines @@
   void OnDirectoryAccessConfirmed(const std::vector<base::FilePath>& paths);
 
   base::FilePath initial_path_;
 };
 
 class FileSystemRetainEntryFunction : public ChromeAsyncExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("fileSystem.retainEntry", FILESYSTEM_RETAINENTRY)
 
  protected:
-  virtual ~FileSystemRetainEntryFunction() {}
-  virtual bool RunAsync() override;
+  ~FileSystemRetainEntryFunction() override {}
+  bool RunAsync() override;
 
  private:
   // Retains the file entry referenced by |entry_id| in apps::SavedFilesService.
   // |entry_id| must refer to an entry in an isolated file system.  |path| is a
   // path of the entry.  |file_info| is base::File::Info of the entry if it can
   // be obtained.
   void RetainFileEntry(const std::string& entry_id,
                        const base::FilePath& path,
                        scoped_ptr<base::File::Info> file_info);
 };
 
 class FileSystemIsRestorableFunction : public ChromeSyncExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("fileSystem.isRestorable", FILESYSTEM_ISRESTORABLE)
 
  protected:
-  virtual ~FileSystemIsRestorableFunction() {}
-  virtual bool RunSync() override;
+  ~FileSystemIsRestorableFunction() override {}
+  bool RunSync() override;
 };
 
 class FileSystemRestoreEntryFunction : public FileSystemEntryFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("fileSystem.restoreEntry", FILESYSTEM_RESTOREENTRY)
 
  protected:
-  virtual ~FileSystemRestoreEntryFunction() {}
-  virtual bool RunAsync() override;
+  ~FileSystemRestoreEntryFunction() override {}
+  bool RunAsync() override;
 };
 
 class FileSystemObserveDirectoryFunction : public ChromeSyncExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("fileSystem.observeDirectory",
                              FILESYSTEM_OBSERVEDIRECTORY)
 
  protected:
-  virtual ~FileSystemObserveDirectoryFunction() {}
-  virtual bool RunSync() override;
+  ~FileSystemObserveDirectoryFunction() override {}
+  bool RunSync() override;
 };
 
 class FileSystemUnobserveEntryFunction : public ChromeSyncExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("fileSystem.unobserveEntry",
                              FILESYSTEM_UNOBSERVEENTRY)
 
  protected:
-  virtual ~FileSystemUnobserveEntryFunction() {}
-  virtual bool RunSync() override;
+  ~FileSystemUnobserveEntryFunction() override {}
+  bool RunSync() override;
 };
 
 class FileSystemGetObservedEntriesFunction
     : public ChromeSyncExtensionFunction {
  public:
   DECLARE_EXTENSION_FUNCTION("fileSystem.getObservedEntries",
                              FILESYSTEM_GETOBSERVEDENTRIES);
 
  protected:
-  virtual ~FileSystemGetObservedEntriesFunction() {}
-  virtual bool RunSync() override;
+  ~FileSystemGetObservedEntriesFunction() override {}
+  bool RunSync() override;
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_FILE_SYSTEM_FILE_SYSTEM_API_H_