Standardize usage of virtual/override/final in storage/

storage/browser/fileapi/local_file_util.h

Index: storage/browser/fileapi/local_file_util.h
diff --git a/storage/browser/fileapi/local_file_util.h b/storage/browser/fileapi/local_file_util.h
index 517494a98783bc06dd329ac74b4b8e1f7d183ef7..44dddb6f5322fd99da4b7b31ae8928273bdda749 100644
--- a/storage/browser/fileapi/local_file_util.h
+++ b/storage/browser/fileapi/local_file_util.h
@@ -27,58 +27,48 @@ class STORAGE_EXPORT LocalFileUtil
     : public FileSystemFileUtil {
  public:
   LocalFileUtil();
-  virtual ~LocalFileUtil();
+  ~LocalFileUtil() override;
 
-  virtual base::File CreateOrOpen(
-      FileSystemOperationContext* context,
-      const FileSystemURL& url,
-      int file_flags) override;
-  virtual base::File::Error EnsureFileExists(
-      FileSystemOperationContext* context,
-      const FileSystemURL& url, bool* created) override;
-  virtual base::File::Error CreateDirectory(
-      FileSystemOperationContext* context,
-      const FileSystemURL& url,
-      bool exclusive,
-      bool recursive) override;
-  virtual base::File::Error GetFileInfo(
-      FileSystemOperationContext* context,
-      const FileSystemURL& url,
-      base::File::Info* file_info,
-      base::FilePath* platform_file) override;
-  virtual scoped_ptr<AbstractFileEnumerator> CreateFileEnumerator(
+  base::File CreateOrOpen(FileSystemOperationContext* context,
+                          const FileSystemURL& url,
+                          int file_flags) override;
+  base::File::Error EnsureFileExists(FileSystemOperationContext* context,
+                                     const FileSystemURL& url,
+                                     bool* created) override;
+  base::File::Error CreateDirectory(FileSystemOperationContext* context,
+                                    const FileSystemURL& url,
+                                    bool exclusive,
+                                    bool recursive) override;
+  base::File::Error GetFileInfo(FileSystemOperationContext* context,
+                                const FileSystemURL& url,
+                                base::File::Info* file_info,
+                                base::FilePath* platform_file) override;
+  scoped_ptr<AbstractFileEnumerator> CreateFileEnumerator(
       FileSystemOperationContext* context,
       const FileSystemURL& root_url) override;
-  virtual base::File::Error GetLocalFilePath(
-      FileSystemOperationContext* context,
-      const FileSystemURL& file_system_url,
-      base::FilePath* local_file_path) override;
-  virtual base::File::Error Touch(
-      FileSystemOperationContext* context,
-      const FileSystemURL& url,
-      const base::Time& last_access_time,
-      const base::Time& last_modified_time) override;
-  virtual base::File::Error Truncate(
-      FileSystemOperationContext* context,
-      const FileSystemURL& url,
-      int64 length) override;
-  virtual base::File::Error CopyOrMoveFile(
-      FileSystemOperationContext* context,
-      const FileSystemURL& src_url,
-      const FileSystemURL& dest_url,
-      CopyOrMoveOption option,
-      bool copy) override;
-  virtual base::File::Error CopyInForeignFile(
-      FileSystemOperationContext* context,
-      const base::FilePath& src_file_path,
-      const FileSystemURL& dest_url) override;
-  virtual base::File::Error DeleteFile(
-      FileSystemOperationContext* context,
-      const FileSystemURL& url) override;
-  virtual base::File::Error DeleteDirectory(
-      FileSystemOperationContext* context,
-      const FileSystemURL& url) override;
-  virtual storage::ScopedFile CreateSnapshotFile(
+  base::File::Error GetLocalFilePath(FileSystemOperationContext* context,
+                                     const FileSystemURL& file_system_url,
+                                     base::FilePath* local_file_path) override;
+  base::File::Error Touch(FileSystemOperationContext* context,
+                          const FileSystemURL& url,
+                          const base::Time& last_access_time,
+                          const base::Time& last_modified_time) override;
+  base::File::Error Truncate(FileSystemOperationContext* context,
+                             const FileSystemURL& url,
+                             int64 length) override;
+  base::File::Error CopyOrMoveFile(FileSystemOperationContext* context,
+                                   const FileSystemURL& src_url,
+                                   const FileSystemURL& dest_url,
+                                   CopyOrMoveOption option,
+                                   bool copy) override;
+  base::File::Error CopyInForeignFile(FileSystemOperationContext* context,
+                                      const base::FilePath& src_file_path,
+                                      const FileSystemURL& dest_url) override;
+  base::File::Error DeleteFile(FileSystemOperationContext* context,
+                               const FileSystemURL& url) override;
+  base::File::Error DeleteDirectory(FileSystemOperationContext* context,
+                                    const FileSystemURL& url) override;
+  storage::ScopedFile CreateSnapshotFile(
       FileSystemOperationContext* context,
       const FileSystemURL& url,
       base::File::Error* error,