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

chrome/test/chromedriver/command_listener_proxy_unittest.cc

Index: chrome/test/chromedriver/command_listener_proxy_unittest.cc
diff --git a/chrome/test/chromedriver/command_listener_proxy_unittest.cc b/chrome/test/chromedriver/command_listener_proxy_unittest.cc
index 937605c96aad610b355281d6255fb9992fbbdbc4..1ecf2461b2ae9686cd402b565250fd1e1ff4a14b 100644
--- a/chrome/test/chromedriver/command_listener_proxy_unittest.cc
+++ b/chrome/test/chromedriver/command_listener_proxy_unittest.cc
@@ -17,7 +17,7 @@ class MockCommandListener : public CommandListener {
   MockCommandListener() : called_(false) {}
   virtual ~MockCommandListener() {}
 
-  virtual Status BeforeCommand(const std::string& command_name) OVERRIDE {
+  virtual Status BeforeCommand(const std::string& command_name) override {
     called_ = true;
     EXPECT_STREQ("cmd", command_name.c_str());
     return Status(kOk);