Standardize usage of virtual/override/final specifiers.

content/renderer/device_sensors/device_orientation_event_pump_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 "device_orientation_event_pump.h"
 
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "content/common/device_sensors/device_orientation_hardware_buffer.h"
 #include "content/public/test/test_utils.h"
@@ skipping 55 matching lines @@
 };
 
 class DeviceOrientationEventPumpTest : public testing::Test {
  public:
   DeviceOrientationEventPumpTest() {
       EXPECT_TRUE(shared_memory_.CreateAndMapAnonymous(
           sizeof(DeviceOrientationHardwareBuffer)));
   }
 
  protected:
-  virtual void SetUp() override {
+  void SetUp() override {
     const DeviceOrientationHardwareBuffer* null_buffer = NULL;
     listener_.reset(new MockDeviceOrientationListener);
     orientation_pump_.reset(new DeviceOrientationEventPumpForTesting);
     buffer_ = static_cast<DeviceOrientationHardwareBuffer*>(
         shared_memory_.memory());
     ASSERT_NE(null_buffer, buffer_);
     memset(buffer_, 0, sizeof(DeviceOrientationHardwareBuffer));
     ASSERT_TRUE(shared_memory_.ShareToProcess(base::GetCurrentProcessHandle(),
         &handle_));
   }
@@ skipping 119 matching lines @@
       base::Bind(&DeviceOrientationEventPumpForTesting::FireEvent,
                  base::Unretained(orientation_pump())));
   base::MessageLoop::current()->Run();
 
   EXPECT_TRUE(listener()->did_change_device_orientation());
   EXPECT_EQ(1 + DeviceOrientationEventPump::kOrientationThreshold,
       static_cast<double>(received_data.alpha));
 }
 
 }  // namespace content