replace OVERRIDE and FINAL with override and final in media/

media/audio/virtual_audio_input_stream.cc

Index: media/audio/virtual_audio_input_stream.cc
diff --git a/media/audio/virtual_audio_input_stream.cc b/media/audio/virtual_audio_input_stream.cc
index f660b9c952124576013793f52c965ea44904c37f..c832a8298346da98970b99d80def6399a63b2509 100644
--- a/media/audio/virtual_audio_input_stream.cc
+++ b/media/audio/virtual_audio_input_stream.cc
@@ -37,7 +37,7 @@ class LoopbackAudioConverter : public AudioConverter::InputCallback {
 
  private:
   virtual double ProvideInput(AudioBus* audio_bus,
-                              base::TimeDelta buffer_delay) OVERRIDE {
+                              base::TimeDelta buffer_delay) override {
     audio_converter_.Convert(audio_bus);
     return 1.0;
   }