Refactor bluetooth_task_manager_win to prepare for new Bluetooth test fixture

device/bluetooth/bluetooth_classic_win.cc

+// Copyright 2016 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/bluetooth/bluetooth_classic_win.h"
+
+namespace device {
+namespace win {
+
+static BluetoothClassicWrapper* instance_ = nullptr;
+BluetoothClassicWrapper* BluetoothClassicWrapper::GetInstance() {
+  if (instance_ == nullptr) {
+    instance_ = new BluetoothClassicWrapper();
+  }
+  return instance_;
+}
+
+void BluetoothClassicWrapper::DeleteInstance() {
+  delete instance_;
+  instance_ = nullptr;
+}
+
+void BluetoothClassicWrapper::SetInstanceForTest(
+    BluetoothClassicWrapper* instance) {
+  delete instance_;
+  instance_ = instance;
+}
+
+BluetoothClassicWrapper::BluetoothClassicWrapper() {}
+BluetoothClassicWrapper::~BluetoothClassicWrapper() {}
+
+HBLUETOOTH_RADIO_FIND BluetoothClassicWrapper::BTFindFirstRadio(
+    const BLUETOOTH_FIND_RADIO_PARAMS* params,
+    HANDLE* out_handle) {
+  return BluetoothFindFirstRadio(params, out_handle);
+}
+
+DWORD BluetoothClassicWrapper::BTGetRadioInfo(
+    HANDLE handle,
+    PBLUETOOTH_RADIO_INFO out_radio_info) {
+  return BluetoothGetRadioInfo(handle, out_radio_info);
+}
+
+BOOL BluetoothClassicWrapper::BTFindRadioClose(HBLUETOOTH_RADIO_FIND handle) {
+  return BluetoothFindRadioClose(handle);
+}
+
+BOOL BluetoothClassicWrapper::BTIsConnectable(HANDLE handle) {
+  return BluetoothIsConnectable(handle);
+}
+
+HBLUETOOTH_DEVICE_FIND BluetoothClassicWrapper::BTFindFirstDevice(
+    const BLUETOOTH_DEVICE_SEARCH_PARAMS* params,
+    BLUETOOTH_DEVICE_INFO* out_device_info) {
+  return BluetoothFindFirstDevice(params, out_device_info);
+}
+
+BOOL BluetoothClassicWrapper::BTFindNextDevice(
+    HBLUETOOTH_DEVICE_FIND handle,
+    BLUETOOTH_DEVICE_INFO* out_device_info) {
+  return BluetoothFindNextDevice(handle, out_device_info);
+}
+
+BOOL BluetoothClassicWrapper::BTFindDeviceClose(HBLUETOOTH_DEVICE_FIND handle) {
+  return BluetoothFindDeviceClose(handle);
+}
+
+BOOL BluetoothClassicWrapper::BTEnableDiscovery(HANDLE handle, BOOL is_enable) {
+  return BluetoothEnableDiscovery(handle, is_enable);
+}
+
+BOOL BluetoothClassicWrapper::BTEnableIncomingConnections(HANDLE handle,
+                                                          BOOL is_enable) {
+  return BluetoothEnableIncomingConnections(handle, is_enable);
+}
+
+}  // namespace win
+}  // namespace device