Standardize usage of virtual/override/final specifiers.

content/browser/renderer_host/input/touch_input_browsertest.cc

 // Copyright 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 "base/auto_reset.h"
 #include "base/command_line.h"
 #include "base/run_loop.h"
 #include "content/browser/gpu/compositor_util.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/web_contents/web_contents_impl.h"
@@ skipping 113 matching lines @@
   base::Closure quit_;
   WebInputEvent::Type type_;
   InputEventAckState state_;
 
   DISALLOW_COPY_AND_ASSIGN(InputEventMessageFilter);
 };
 
 class TouchInputBrowserTest : public ContentBrowserTest {
  public:
   TouchInputBrowserTest() {}
-  virtual ~TouchInputBrowserTest() {}
+  ~TouchInputBrowserTest() override {}
 
   RenderWidgetHostImpl* GetWidgetHost() {
     return RenderWidgetHostImpl::From(shell()->web_contents()->
                                           GetRenderViewHost());
   }
 
   InputEventMessageFilter* filter() { return filter_.get(); }
 
  protected:
   void LoadURLAndAddFilter() {
@@ skipping 99 matching lines @@
   EXPECT_EQ(INPUT_EVENT_ACK_STATE_NO_CONSUMER_EXISTS,
             filter()->last_ack_state());
 
   touch.PressPoint(25, 125);
   GetWidgetHost()->ForwardTouchEventWithLatencyInfo(touch, ui::LatencyInfo());
   filter()->WaitForAck(WebInputEvent::TouchStart);
   EXPECT_EQ(INPUT_EVENT_ACK_STATE_CONSUMED, filter()->last_ack_state());
 }
 
 }  // namespace content