replace OVERRIDE and FINAL with override and final in net/

net/filter/sdch_filter.h

Index: net/filter/sdch_filter.h
diff --git a/net/filter/sdch_filter.h b/net/filter/sdch_filter.h
index 3cea340a9b26d737ab8442ada5e836fced5e2f97..861a9aeeeb90d4fa487965a58ca302f42703bc36 100644
--- a/net/filter/sdch_filter.h
+++ b/net/filter/sdch_filter.h
@@ -41,7 +41,7 @@ class NET_EXPORT_PRIVATE SdchFilter : public Filter {
   // destination buffer. Upon exit, *dest_len is the actual number of chars
   // written into the destination buffer.
   virtual FilterStatus ReadFilteredData(char* dest_buffer,
-                                        int* dest_len) OVERRIDE;
+                                        int* dest_len) override;
 
  private:
   // Internal status.  Once we enter an error state, we stop processing data.