Moving SwitchOutputDevice out of OutputDevice interface, eliminating OutputDevice

media/base/fake_output_device.cc

-// Copyright (c) 2015 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 "media/base/fake_output_device.h"
-
-#include "base/callback.h"
-
-namespace media {
-
-FakeOutputDevice::FakeOutputDevice()
-    : FakeOutputDevice(OUTPUT_DEVICE_STATUS_OK) {}
-
-FakeOutputDevice::FakeOutputDevice(OutputDeviceStatus device_status)
-    : device_status_(device_status) {}
-
-FakeOutputDevice::~FakeOutputDevice() {}
-
-void FakeOutputDevice::SwitchOutputDevice(
-    const std::string& device_id,
-    const url::Origin& security_origin,
-    const SwitchOutputDeviceCB& callback) {
-  callback.Run(device_status_);
-}
-
-AudioParameters FakeOutputDevice::GetOutputParameters() {
-  return media::AudioParameters(
-      media::AudioParameters::AUDIO_FAKE, media::CHANNEL_LAYOUT_STEREO,
-      media::AudioParameters::kTelephoneSampleRate, 16, 1);
-}
-
-OutputDeviceStatus FakeOutputDevice::GetDeviceStatus() {
-  return device_status_;
-}
-
-}  // namespace media