Standardize usage of virtual/override/final specifiers.

content/renderer/media/user_media_client_impl_unittest.cc

 // Copyright (c) 2012 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 "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/child/child_process.h"
 #include "content/renderer/media/media_stream.h"
 #include "content/renderer/media/media_stream_track.h"
@@ skipping 142 matching lines @@
   content::MediaStreamRequestResult result_;
   blink::WebString result_name_;
   blink::WebVector<blink::WebMediaDeviceInfo> last_devices_;
   blink::WebVector<blink::WebSourceInfo> last_sources_;
   PeerConnectionDependencyFactory* factory_;
   MockMediaStreamVideoCapturerSource* video_source_;
 };
 
 class UserMediaClientImplTest : public ::testing::Test {
  public:
-  virtual void SetUp() {
+  void SetUp() override {
     // Create our test object.
     child_process_.reset(new ChildProcess());
     dependency_factory_.reset(new MockPeerConnectionDependencyFactory());
     ms_dispatcher_ = new MockMediaStreamDispatcher();
     used_media_impl_.reset(new UserMediaClientImplUnderTest(
         dependency_factory_.get(),
         scoped_ptr<MediaStreamDispatcher>(ms_dispatcher_).Pass()));
   }
 
-  virtual void TearDown() override {
+  void TearDown() override {
     used_media_impl_.reset();
     blink::WebHeap::collectAllGarbageForTesting();
   }
 
   blink::WebMediaStream RequestLocalMediaStream() {
     used_media_impl_->RequestUserMedia();
     FakeMediaStreamDispatcherRequestUserMediaComplete();
     StartMockedVideoSource();
 
     EXPECT_EQ(UserMediaClientImplUnderTest::REQUEST_SUCCEEDED,
@@ skipping 387 matching lines @@
 
   // Video input device environment facing.
   source = &used_media_impl_->last_sources()[3];
   EXPECT_FALSE(source->id().isEmpty());
   EXPECT_EQ(blink::WebSourceInfo::SourceKindVideo, source->kind());
   EXPECT_FALSE(source->label().isEmpty());
   EXPECT_EQ(blink::WebSourceInfo::VideoFacingModeEnvironment, source->facing());
 }
 
 }  // namespace content