Standardize usage of virtual/override/final in content/renderer/

content/renderer/gpu/queue_message_swap_promise_unittest.cc

 // Copyright 2014 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 "content/renderer/gpu/queue_message_swap_promise.h"
 
 #include <vector>
 
 #include "base/memory/scoped_vector.h"
 #include "cc/base/swap_promise.h"
 #include "content/renderer/gpu/frame_swap_message_queue.h"
 #include "content/renderer/gpu/render_widget_compositor.h"
 #include "content/renderer/render_widget.h"
 #include "content/test/mock_render_process.h"
 #include "ipc/ipc_message.h"
 #include "ipc/ipc_sync_message_filter.h"
 #include "ipc/ipc_test_sink.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace content {
 
 class TestRenderWidget : public RenderWidget {
  public:
   using RenderWidget::QueueMessageImpl;
 
  private:
-  virtual ~TestRenderWidget() {}
+  ~TestRenderWidget() override {}
 
   DISALLOW_COPY_AND_ASSIGN(TestRenderWidget);
 };
 
 class TestSyncMessageFilter : public IPC::SyncMessageFilter {
  public:
   TestSyncMessageFilter() : IPC::SyncMessageFilter(NULL) {}
 
-  virtual bool Send(IPC::Message* message) override {
+  bool Send(IPC::Message* message) override {
     messages_.push_back(message);
     return true;
   }
 
   ScopedVector<IPC::Message>& messages() { return messages_; }
 
  private:
-  virtual ~TestSyncMessageFilter() {}
+  ~TestSyncMessageFilter() override {}
 
   ScopedVector<IPC::Message> messages_;
 
   DISALLOW_COPY_AND_ASSIGN(TestSyncMessageFilter);
 };
 
 struct QueueMessageData {
   MessageDeliveryPolicy policy;
   bool commit_requested;
   int source_frame_number;
@@ skipping 258 matching lines @@
 TEST_F(QueueMessageSwapPromiseTest,
        VisalStateSwapPromiseDidNotSwapCommitFails) {
   VisualStateSwapPromiseDidNotSwap(cc::SwapPromise::COMMIT_FAILS);
 }
 
 TEST_F(QueueMessageSwapPromiseTest, VisalStateSwapPromiseDidNotSwapSwapFails) {
   VisualStateSwapPromiseDidNotSwap(cc::SwapPromise::SWAP_FAILS);
 }
 
 }  // namespace content