chrome.bluetoothLowEnergy: Introduce connect and disconnect methods.

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 "base/memory/scoped_ptr.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(
+      const std::string& owner_extension_id,
+      scoped_ptr<device::BluetoothGattConnection> connection);
+  virtual ~BluetoothLowEnergyConnection();
+
+  // Returns a pointer to the underlying connection object.
+  device::BluetoothGattConnection* GetConnection() const;
+
+  // ApiResource override.
+  virtual 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";
+  }
+
+  // The connection is owned by this instance and will automatically disconnect
+  // when deleted.
+  scoped_ptr<device::BluetoothGattConnection> connection_;
+
+  DISALLOW_COPY_AND_ASSIGN(BluetoothLowEnergyConnection);
+};
+
+}  // namespace extensions
+
+#endif  // CHROME_BROWSER_EXTENSIONS_API_BLUETOOTH_LOW_ENERGY_BLUETOOTH_LOW_ENERGY_CONNECTION_H_