Add Linux support for the Bluetooth API.

device/bluetooth/bluetooth_gatt_connection_bluez.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 DEVICE_BLUETOOTH_BLUETOOTH_GATT_CONNECTION_CHROMEOS_H_
-#define DEVICE_BLUETOOTH_BLUETOOTH_GATT_CONNECTION_CHROMEOS_H_
+#ifndef DEVICE_BLUETOOTH_BLUETOOTH_GATT_CONNECTION_BLUEZ_H_
+#define DEVICE_BLUETOOTH_BLUETOOTH_GATT_CONNECTION_BLUEZ_H_
 
 #include <string>
 
 #include "base/callback.h"
 #include "base/memory/weak_ptr.h"
 #include "dbus/object_path.h"
 #include "device/bluetooth/bluetooth_gatt_connection.h"
 #include "device/bluetooth/dbus/bluetooth_device_client.h"
 
 namespace device {
 
 class BluetoothAdapter;
 
 }  // namespace device
 
-namespace chromeos {
+namespace bluez {
 
-// BluetoothGattConnectionChromeOS implements BluetoothGattConnection for the
+// BluetoothGattConnectionBlueZ implements BluetoothGattConnection for the
 // Chrome OS platform.
-class BluetoothGattConnectionChromeOS
+class BluetoothGattConnectionBlueZ
     : public device::BluetoothGattConnection,
       public bluez::BluetoothDeviceClient::Observer {
  public:
-  explicit BluetoothGattConnectionChromeOS(
+  explicit BluetoothGattConnectionBlueZ(
       scoped_refptr<device::BluetoothAdapter> adapter,
       const std::string& device_address,
       const dbus::ObjectPath& object_path);
-  ~BluetoothGattConnectionChromeOS() override;
+  ~BluetoothGattConnectionBlueZ() override;
 
   // BluetoothGattConnection overrides.
   bool IsConnected() override;
   void Disconnect() override;
 
  private:
   // bluez::Bluetooth$1Client::Observer overrides.
   void DeviceRemoved(const dbus::ObjectPath& object_path) override;
   void DevicePropertyChanged(const dbus::ObjectPath& object_path,
                              const std::string& property_name) override;
 
   // True, if the connection is currently active.
   bool connected_;
 
   // D-Bus object path of the underlying device. This is used to filter observer
   // events.
   dbus::ObjectPath object_path_;
 
-  DISALLOW_COPY_AND_ASSIGN(BluetoothGattConnectionChromeOS);
+  DISALLOW_COPY_AND_ASSIGN(BluetoothGattConnectionBlueZ);
 };
 
-}  // namespace chromeos
+}  // namespace bluez
 
-#endif  // DEVICE_BLUETOOTH_BLUETOOTH_GATT_CONNECTION_CHROMEOS_H_
+#endif  // DEVICE_BLUETOOTH_BLUETOOTH_GATT_CONNECTION_BLUEZ_H_