Refactor DBusThreadManager to split away BT clients.

device/bluetooth/dbus/bluetooth_gatt_descriptor_client.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 CHROMEOS_DBUS_BLUETOOTH_GATT_DESCRIPTOR_CLIENT_H_
-#define CHROMEOS_DBUS_BLUETOOTH_GATT_DESCRIPTOR_CLIENT_H_
+#ifndef DEVICE_BLUETOOTH_DBUS_BLUETOOTH_GATT_DESCRIPTOR_CLIENT_H_
+#define DEVICE_BLUETOOTH_DBUS_BLUETOOTH_GATT_DESCRIPTOR_CLIENT_H_
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/callback.h"
 #include "chromeos/chromeos_export.h"
-#include "chromeos/dbus/dbus_client.h"
 #include "dbus/object_path.h"
 #include "dbus/property.h"
+#include "device/bluetooth/dbus/bluez_dbus_client.h"
 
-namespace chromeos {
+namespace bluez {
 
 // BluetoothGattDescriptorClient is used to communicate with remote GATT
 // characteristic descriptor objects exposed by the Bluetooth daemon.
-class CHROMEOS_EXPORT BluetoothGattDescriptorClient : public DBusClient {
+class CHROMEOS_EXPORT BluetoothGattDescriptorClient : public BluezDBusClient {
  public:
   // Structure of properties associated with GATT descriptors.
   struct Properties : public dbus::PropertySet {
     // The 128-bit characteristic descriptor UUID. [read-only]
     dbus::Property<std::string> uuid;
 
     // Object path of the GATT characteristic the descriptor belongs to.
     // [read-only]
     dbus::Property<dbus::ObjectPath> characteristic;
 
@@ skipping 70 matching lines @@
   static const char kNoResponseError[];
   static const char kUnknownDescriptorError[];
 
  protected:
   BluetoothGattDescriptorClient();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BluetoothGattDescriptorClient);
 };
 
-}  // namespace chromeos
+}  // namespace bluez
 
-#endif  // CHROMEOS_DBUS_BLUETOOTH_GATT_DESCRIPTOR_CLIENT_H_
+#endif  // DEVICE_BLUETOOTH_DBUS_BLUETOOTH_GATT_DESCRIPTOR_CLIENT_H_