ABANDONED CL: Rewrite also identifiers declared in generated files.

tools/clang/rewrite_to_chrome_style/tests/generated-expected.cc

 // Copyright 2016 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.
 
 #include "gen/thing.h"
 
 namespace blink {
 void NonGenThing();
 }
 
 void G() {
   // Generated names should not attempt to be changed.
-  blink::genThing();
+  blink::GenThing();
   // Non-generated names should though.
   blink::NonGenThing();
 }