Update {virtual,override} to follow C++11 style in ui.

ui/views/widget/widget_interactive_uitest.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 "base/basictypes.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/path_service.h"
 #include "base/run_loop.h"
 #include "base/strings/stringprintf.h"
@@ skipping 641 matching lines @@
 // the widget is active. We need this to ensure that users of the widget
 // class activate the widget only when the underlying window becomes really
 // active. Previously we would activate the widget in the WM_NCACTIVATE
 // message which is incorrect because APIs like FlashWindowEx flash the
 // window caption by sending fake WM_NCACTIVATE messages.
 class WidgetActivationTest : public Widget {
  public:
   WidgetActivationTest()
       : active_(false) {}
 
-  virtual ~WidgetActivationTest() {}
+  ~WidgetActivationTest() override {}
 
-  virtual void OnNativeWidgetActivationChanged(bool active) override {
+  void OnNativeWidgetActivationChanged(bool active) override {
     active_ = active;
   }
 
   bool active() const { return active_; }
 
  private:
   bool active_;
 
   DISALLOW_COPY_AND_ASSIGN(WidgetActivationTest);
 };
@@ skipping 661 matching lines @@
 }
 
 
 #if defined(OS_WIN)
 namespace {
 
 // Used to verify OnMouseEvent() has been invoked.
 class MouseEventTrackingWidget : public Widget {
  public:
   MouseEventTrackingWidget() : got_mouse_event_(false) {}
-  virtual ~MouseEventTrackingWidget() {}
+  ~MouseEventTrackingWidget() override {}
 
   bool GetAndClearGotMouseEvent() {
     bool value = got_mouse_event_;
     got_mouse_event_ = false;
     return value;
   }
 
   // Widget:
-  virtual void OnMouseEvent(ui::MouseEvent* event) override {
+  void OnMouseEvent(ui::MouseEvent* event) override {
     got_mouse_event_ = true;
     Widget::OnMouseEvent(event);
   }
 
  private:
   bool got_mouse_event_;
 
   DISALLOW_COPY_AND_ASSIGN(MouseEventTrackingWidget);
 };
 
@@ skipping 33 matching lines @@
   ui::EventDispatchDetails details = widget1.GetNativeWindow()->
       GetHost()->event_processor()->OnEventFromSource(&mouse_event);
   ASSERT_FALSE(details.dispatcher_destroyed);
   EXPECT_TRUE(widget1.GetAndClearGotMouseEvent());
   EXPECT_FALSE(widget2.GetAndClearGotMouseEvent());
 }
 #endif  // defined(OS_WIN)
 
 }  // namespace test
 }  // namespace views