[EasyUnlock] Add a private API for establishing an insecure Bluetooth connection.

device/bluetooth/bluetooth_device_chromeos.cc

 // Copyright 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 "device/bluetooth/bluetooth_device_chromeos.h"
 
 #include <stdio.h>
 
 #include "base/bind.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 414 matching lines @@
 
 void BluetoothDeviceChromeOS::ConnectToService(
     const BluetoothUUID& uuid,
     const ConnectToServiceCallback& callback,
     const ConnectToServiceErrorCallback& error_callback) {
   VLOG(1) << object_path_.value() << ": Connecting to service: "
           << uuid.canonical_value();
   scoped_refptr<BluetoothSocketChromeOS> socket =
       BluetoothSocketChromeOS::CreateBluetoothSocket(
           ui_task_runner_, socket_thread_);
-  socket->Connect(this, uuid, base::Bind(callback, socket), error_callback);
+  socket->Connect(this, uuid, BluetoothSocketChromeOS::SECURITY_LEVEL_MEDIUM,
+                  base::Bind(callback, socket), error_callback);
+}
+
+void BluetoothDeviceChromeOS::ConnectToServiceInsecurely(
+    const BluetoothUUID& uuid,
+    const ConnectToServiceCallback& callback,
+    const ConnectToServiceErrorCallback& error_callback) {
+  VLOG(1) << object_path_.value() << ": Connecting insecurely to service: "
+          << uuid.canonical_value();
+  scoped_refptr<BluetoothSocketChromeOS> socket =
+      BluetoothSocketChromeOS::CreateBluetoothSocket(
+          ui_task_runner_, socket_thread_);
+  socket->Connect(this, uuid, BluetoothSocketChromeOS::SECURITY_LEVEL_LOW,
+                  base::Bind(callback, socket), error_callback);
 }
 
 void BluetoothDeviceChromeOS::CreateGattConnection(
       const GattConnectionCallback& callback,
       const ConnectErrorCallback& error_callback) {
   // TODO(armansito): Until there is a way to create a reference counted GATT
   // connection in bluetoothd, simply do a regular connect.
   Connect(NULL,
           base::Bind(&BluetoothDeviceChromeOS::OnCreateGattConnection,
                      weak_ptr_factory_.GetWeakPtr(),
@@ skipping 254 matching lines @@
 void BluetoothDeviceChromeOS::OnForgetError(
     const ErrorCallback& error_callback,
     const std::string& error_name,
     const std::string& error_message) {
   LOG(WARNING) << object_path_.value() << ": Failed to remove device: "
                << error_name << ": " << error_message;
   error_callback.Run();
 }
 
 }  // namespace chromeos