replace OVERRIDE and FINAL with override and final in net/

net/filter/gzip_filter.h

Index: net/filter/gzip_filter.h
diff --git a/net/filter/gzip_filter.h b/net/filter/gzip_filter.h
index 0ae284a187a751dd002cf66a15ec430708e33a91..07b782141b3211196fad518e16756a41a5b8b862 100644
--- a/net/filter/gzip_filter.h
+++ b/net/filter/gzip_filter.h
@@ -49,7 +49,7 @@ class GZipFilter : public Filter {
   // return. For example, the internal zlib may process some pre-filter data
   // but not produce output yet.
   virtual FilterStatus ReadFilteredData(char* dest_buffer,
-                                        int* dest_len) OVERRIDE;
+                                        int* dest_len) override;
 
  private:
   enum DecodingStatus {