replace OVERRIDE and FINAL with override and final in device/

device/serial/data_source_unittest.cc

Index: device/serial/data_source_unittest.cc
diff --git a/device/serial/data_source_unittest.cc b/device/serial/data_source_unittest.cc
index e185731522cbd18cc5902b2e59cbcdd506f58705..7e4d82079bd47fa418e33904019c1a7643d7d247 100644
--- a/device/serial/data_source_unittest.cc
+++ b/device/serial/data_source_unittest.cc
@@ -28,7 +28,7 @@ class DataSourceTest : public testing::Test {
   DataSourceTest()
       : error_(0), seen_connection_error_(false), expected_event_(EVENT_NONE) {}
 
-  virtual void SetUp() OVERRIDE {
+  virtual void SetUp() override {
     message_loop_.reset(new base::MessageLoop);
     mojo::InterfacePtr<serial::DataSource> source_sender_handle;
     source_sender_ = mojo::WeakBindToProxy(
@@ -39,7 +39,7 @@ class DataSourceTest : public testing::Test {
     receiver_ = new DataReceiver(source_sender_handle.Pass(), 100, kFatalError);
   }
 
-  virtual void TearDown() OVERRIDE {
+  virtual void TearDown() override {
     write_buffer_.reset();
     buffer_.reset();
     message_loop_.reset();