Standardize usage of virtual/override/final specifiers.

content/browser/speech/speech_recognizer_impl_unittest.cc

 // Copyright (c) 2013 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 <vector>
 
 #include "content/browser/browser_thread_impl.h"
 #include "content/browser/speech/google_one_shot_remote_engine.h"
 #include "content/browser/speech/speech_recognizer_impl.h"
 #include "content/public/browser/speech_recognition_event_listener.h"
@@ skipping 129 matching lines @@
     sound_started_ = true;
     CheckEventsConsistency();
   }
 
   void OnSoundEnd(int session_id) override {
     sound_ended_ = true;
     CheckEventsConsistency();
   }
 
   // testing::Test methods.
-  virtual void SetUp() override {
+  void SetUp() override {
     AudioInputController::set_factory_for_testing(
         &audio_input_controller_factory_);
   }
 
-  virtual void TearDown() override {
+  void TearDown() override {
     AudioInputController::set_factory_for_testing(NULL);
   }
 
   void CopyPacketToAudioBus() {
     // Copy the created signal into an audio bus in a deinterleaved format.
     audio_bus_->FromInterleaved(
         &audio_packet_[0], audio_bus_->frames(), bytes_per_sample_);
   }
 
   void FillPacketWithTestWaveform() {
@@ skipping 333 matching lines @@
 
   EXPECT_EQ(SPEECH_RECOGNITION_ERROR_NONE, error_);
   EXPECT_FALSE(audio_ended_);
   EXPECT_FALSE(recognition_ended_);
   recognizer_->AbortRecognition();
   base::MessageLoop::current()->RunUntilIdle();
   CheckFinalEventsConsistency();
 }
 
 }  // namespace content