Replace uses of hash_map in //base

device/bluetooth/bluetooth_remote_gatt_service_win.h

 // 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.
 
 #ifndef DEVICE_BLUETOOTH_BLUETOOTH_REMOTE_GATT_SERVICE_WIN_H_
 #define DEVICE_BLUETOOTH_BLUETOOTH_REMOTE_GATT_SERVICE_WIN_H_
 
 #include <memory>
 #include <set>
+#include <unordered_map>
 
 #include "base/files/file.h"
 #include "base/memory/weak_ptr.h"
 #include "base/sequenced_task_runner.h"
 #include "device/bluetooth/bluetooth_low_energy_defs_win.h"
 #include "device/bluetooth/bluetooth_remote_gatt_service.h"
 
 namespace device {
 
 class BluetoothAdapterWin;
@@ skipping 97 matching lines @@
   // Flag indicates if asynchronous discovery of included characteristic has
   // completed.
   bool included_characteristics_discovered_;
 
   base::WeakPtrFactory<BluetoothRemoteGattServiceWin> weak_ptr_factory_;
   DISALLOW_COPY_AND_ASSIGN(BluetoothRemoteGattServiceWin);
 };
 
 }  // namespace device.
 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_REMOTE_GATT_SERVICE_WIN_H_