Move chrome.bluetoothLowEnergy out of //chrome.

chrome/browser/extensions/api/bluetooth_low_energy/bluetooth_low_energy_connection.h

-// Copyright 2014 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 CHROME_BROWSER_EXTENSIONS_API_BLUETOOTH_LOW_ENERGY_BLUETOOTH_LOW_ENERGY_CONNECTION_H_
-#define CHROME_BROWSER_EXTENSIONS_API_BLUETOOTH_LOW_ENERGY_BLUETOOTH_LOW_ENERGY_CONNECTION_H_
-
-#include <memory>
-
-#include "base/macros.h"
-#include "device/bluetooth/bluetooth_gatt_connection.h"
-#include "extensions/browser/api/api_resource.h"
-#include "extensions/browser/api/api_resource_manager.h"
-
-namespace extensions {
-
-// An ApiResource wrapper for a device::BluetoothGattConnection.
-class BluetoothLowEnergyConnection : public ApiResource {
- public:
-  explicit BluetoothLowEnergyConnection(
-      bool persistent,
-      const std::string& owner_extension_id,
-      std::unique_ptr<device::BluetoothGattConnection> connection);
-  ~BluetoothLowEnergyConnection() override;
-
-  // Returns a pointer to the underlying connection object.
-  device::BluetoothGattConnection* GetConnection() const;
-
-  // ApiResource override.
-  bool IsPersistent() const override;
-
-  // This resource should be managed on the UI thread.
-  static const content::BrowserThread::ID kThreadId =
-      content::BrowserThread::UI;
-
- private:
-  friend class ApiResourceManager<BluetoothLowEnergyConnection>;
-  static const char* service_name() {
-    return "BluetoothLowEnergyConnectionManager";
-  }
-
-  // True, if this resource should be persistent.
-  bool persistent_;
-
-  // The connection is owned by this instance and will automatically disconnect
-  // when deleted.
-  std::unique_ptr<device::BluetoothGattConnection> connection_;
-
-  DISALLOW_COPY_AND_ASSIGN(BluetoothLowEnergyConnection);
-};
-
-}  // namespace extensions
-
-#endif  // CHROME_BROWSER_EXTENSIONS_API_BLUETOOTH_LOW_ENERGY_BLUETOOTH_LOW_ENERGY_CONNECTION_H_