device/bluetooth:Implement BluetoothMediaEndpointServiceProvider delegate and media-related overrid…

chromeos/dbus/bluetooth_media_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_MEDIA_CLIENT_H_
 #define CHROMEOS_DBUS_BLUETOOTH_MEDIA_CLIENT_H_
 
 #include <memory>
 #include <string>
 #include <vector>
@@ skipping 36 matching lines @@
 
     // Called when the Media object with object path |object_path| is added to
     // the system.
     virtual void MediaAdded(const dbus::ObjectPath& object_path) {}
 
     // Called when the Media object with object path |object_path| is removed
     // from the system.
     virtual void MediaRemoved(const dbus::ObjectPath& object_path) {}
   };
 
+  // Constants used to indicate exceptional error conditions.
+  static const char kNoResponseError[];
+
+  // The string representation for the 128-bit UUID for A2DP Sink.
+  static const char kBluetoothAudioSinkUUID[];
+
   ~BluetoothMediaClient() override;
 
   // The ErrorCallback is used by media API 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;
 
   // Adds and removes observers for events on all Media objects. Check the
   // |object_path| parameter of observer methods to determine which Media object
@@ skipping 15 matching lines @@
   virtual void UnregisterEndpoint(const dbus::ObjectPath& object_path,
                                   const dbus::ObjectPath& endpoint_path,
                                   const base::Closure& callback,
                                   const ErrorCallback& error_callback) = 0;
 
   // TODO(mcchou): The RegisterPlayer and UnregisterPlayer methods are not
   // included, since they are not used. These two methods may be added later.
 
   static BluetoothMediaClient* Create();
 
-  // Constants used to indicate exceptional error conditions.
-  static const char kNoResponseError[];
-
-  // The string representation for the 128-bit UUID for A2DP Sink.
-  static const char kBluetoothAudioSinkUUID[];
-
  protected:
   BluetoothMediaClient();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BluetoothMediaClient);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_DBUS_BLUETOOTH_MEDIA_CLIENT_H_