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

chrome/browser/media_galleries/fileapi/picasa_file_util.h

Index: chrome/browser/media_galleries/fileapi/picasa_file_util.h
diff --git a/chrome/browser/media_galleries/fileapi/picasa_file_util.h b/chrome/browser/media_galleries/fileapi/picasa_file_util.h
index 279d093a1ceac6f3a16f9ddff2d1f046cb26c223..8d1a166991f0060d65016b3fb195671af9671504 100644
--- a/chrome/browser/media_galleries/fileapi/picasa_file_util.h
+++ b/chrome/browser/media_galleries/fileapi/picasa_file_util.h
@@ -28,34 +28,33 @@ extern const char kPicasaDirFolders[];
 class PicasaFileUtil : public NativeMediaFileUtil {
  public:
   explicit PicasaFileUtil(MediaPathFilter* media_path_filter);
-  virtual ~PicasaFileUtil();
+  ~PicasaFileUtil() override;
 
  protected:
   // NativeMediaFileUtil overrides.
-  virtual void GetFileInfoOnTaskRunnerThread(
+  void GetFileInfoOnTaskRunnerThread(
       scoped_ptr<storage::FileSystemOperationContext> context,
       const storage::FileSystemURL& url,
       const GetFileInfoCallback& callback) override;
-  virtual void ReadDirectoryOnTaskRunnerThread(
+  void ReadDirectoryOnTaskRunnerThread(
       scoped_ptr<storage::FileSystemOperationContext> context,
       const storage::FileSystemURL& url,
       const ReadDirectoryCallback& callback) override;
-  virtual base::File::Error GetFileInfoSync(
+  base::File::Error GetFileInfoSync(
       storage::FileSystemOperationContext* context,
       const storage::FileSystemURL& url,
       base::File::Info* file_info,
       base::FilePath* platform_path) override;
-  virtual base::File::Error ReadDirectorySync(
+  base::File::Error ReadDirectorySync(
       storage::FileSystemOperationContext* context,
       const storage::FileSystemURL& url,
       EntryList* file_list) override;
-  virtual base::File::Error DeleteDirectorySync(
+  base::File::Error DeleteDirectorySync(
       storage::FileSystemOperationContext* context,
       const storage::FileSystemURL& url) override;
-  virtual base::File::Error DeleteFileSync(
-      storage::FileSystemOperationContext* context,
-      const storage::FileSystemURL& url) override;
-  virtual base::File::Error GetLocalFilePath(
+  base::File::Error DeleteFileSync(storage::FileSystemOperationContext* context,
+                                   const storage::FileSystemURL& url) override;
+  base::File::Error GetLocalFilePath(
       storage::FileSystemOperationContext* context,
       const storage::FileSystemURL& url,
       base::FilePath* local_file_path) override;