Refactor DBusThreadManager to split away BT clients.

device/bluetooth/dbus/bluetooth_agent_manager_client.h

 // Copyright 2013 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_AGENT_MANAGER_CLIENT_H_
-#define CHROMEOS_DBUS_BLUETOOTH_AGENT_MANAGER_CLIENT_H_
+#ifndef DEVICE_BLUETOOTH_DBUS_BLUETOOTH_AGENT_MANAGER_CLIENT_H_
+#define DEVICE_BLUETOOTH_DBUS_BLUETOOTH_AGENT_MANAGER_CLIENT_H_
 
 #include <string>
 #include <vector>
 
 #include "base/callback.h"
 #include "base/values.h"
 #include "chromeos/chromeos_export.h"
-#include "chromeos/dbus/dbus_client.h"
 #include "dbus/object_path.h"
+#include "device/bluetooth/dbus/bluez_dbus_client.h"
 
-namespace chromeos {
+namespace bluez {
 
 // BluetoothAgentManagerClient is used to communicate with the agent manager
 // object of the Bluetooth daemon.
-class CHROMEOS_EXPORT BluetoothAgentManagerClient : public DBusClient {
+class CHROMEOS_EXPORT BluetoothAgentManagerClient : public BluezDBusClient {
  public:
   ~BluetoothAgentManagerClient() override;
 
   // The ErrorCallback is used by agent manager methods to indicate failure.
   // It receives two arguments: the name of the error in |error_name| and
   // an optional message in |error_message|.
   typedef base::Callback<void(const std::string& error_name,
                               const std::string& error_message)> ErrorCallback;
 
   // Registers an agent within the local process at the D-bus object path
@@ skipping 24 matching lines @@
   // Constants used to indicate exceptional error conditions.
   static const char kNoResponseError[];
 
  protected:
   BluetoothAgentManagerClient();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BluetoothAgentManagerClient);
 };
 
-}  // namespace chromeos
+}  // namespace bluez
 
-#endif  // CHROMEOS_DBUS_BLUETOOTH_AGENT_MANAGER_CLIENT_H_
+#endif  // DEVICE_BLUETOOTH_DBUS_BLUETOOTH_AGENT_MANAGER_CLIENT_H_