Add explicit constructors with field initializers.

device/bluetooth/bluetooth_task_manager_win.cc

 // Copyright (c) 2012 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_task_manager_win.h"
 
 #include <winsock2.h>
 
 #include <string>
 
@@ skipping 105 matching lines @@
   WSALookupServiceEnd(sdp_handle);
 }
 
 }  // namespace
 
 namespace device {
 
 // static
 const int BluetoothTaskManagerWin::kPollIntervalMs = 500;
 
+BluetoothTaskManagerWin::AdapterState::AdapterState() : powered(false) {
+}
+
+BluetoothTaskManagerWin::AdapterState::~AdapterState() {
+}
+
+BluetoothTaskManagerWin::ServiceRecordState::ServiceRecordState() {
+}
+
+BluetoothTaskManagerWin::ServiceRecordState::~ServiceRecordState() {
+}
+
+BluetoothTaskManagerWin::DeviceState::DeviceState()
+    : bluetooth_class(0),
+      visible(false),
+      connected(false),
+      authenticated(false) {
+}
+
+BluetoothTaskManagerWin::DeviceState::~DeviceState() {
+}
+
 BluetoothTaskManagerWin::BluetoothTaskManagerWin(
     scoped_refptr<base::SequencedTaskRunner> ui_task_runner)
     : ui_task_runner_(ui_task_runner),
       discovering_(false) {
 }
 
 BluetoothTaskManagerWin::~BluetoothTaskManagerWin() {
 }
 
 void BluetoothTaskManagerWin::AddObserver(Observer* observer) {
@@ skipping 284 matching lines @@
     const std::string device_address = (*iter)->address;
     ScopedVector<ServiceRecordState>* service_record_states =
         &(*iter)->service_record_states;
 
     DiscoverDeviceServices(
         device_address, L2CAP_PROTOCOL_UUID, service_record_states);
   }
 }
 
 }  // namespace device