Replace FINAL and OVERRIDE with their C++11 counterparts in chrome/test

chrome/test/base/in_process_browser_test_browsertest.cc

Index: chrome/test/base/in_process_browser_test_browsertest.cc
diff --git a/chrome/test/base/in_process_browser_test_browsertest.cc b/chrome/test/base/in_process_browser_test_browsertest.cc
index 54f6cb4b5e80a2ff4eb5685e7453c6a4a9df71b9..1ecf532c31190cfc600aa353e347687f69a3e2b4 100644
--- a/chrome/test/base/in_process_browser_test_browsertest.cc
+++ b/chrome/test/base/in_process_browser_test_browsertest.cc
@@ -41,7 +41,7 @@ class LoadFailObserver : public content::WebContentsObserver {
       content::RenderFrameHost* render_frame_host,
       const GURL& validated_url,
       int error_code,
-      const base::string16& error_description) OVERRIDE {
+      const base::string16& error_description) override {
     failed_load_ = true;
     error_code_ = static_cast<net::Error>(error_code);
     validated_url_ = validated_url;