Revert of Retrieve "connected" property from BLE devices.

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 388 matching lines @@
     if (success) {
       for (ScopedVector<win::BluetoothLowEnergyDeviceInfo>::iterator iter =
                btle_devices.begin();
            iter != btle_devices.end();
            ++iter) {
         win::BluetoothLowEnergyDeviceInfo* device_info = (*iter);
 
         DeviceState* device_state = new DeviceState();
         device_state->name = device_info->friendly_name;
         device_state->address = BluetoothAddressToString(device_info->address);
-        device_state->connected = device_info->connected;
         device_list->push_back(device_state);
       }
     }
   }
 
   if (device_list->empty()) {
     delete device_list;
     return;
   }
   DiscoverServices(device_list);
@@ skipping 44 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