chromeos/dbus: Update Bluetooth GATT API clients to upstream definition

chromeos/dbus/fake_bluetooth_gatt_characteristic_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_FAKE_BLUETOOTH_GATT_CHARACTERISTIC_CLIENT_H_
 #define CHROMEOS_DBUS_FAKE_BLUETOOTH_GATT_CHARACTERISTIC_CLIENT_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 110 matching lines @@
 
   // Schedules a heart rate measurement value change, if the heart rate
   // characteristics are visible.
   void ScheduleHeartRateMeasurementValueChange();
 
   // Returns a random Heart Rate Measurement value. All the fields of the value
   // are populated according to the the fake behavior. The measurement value
   // is a random value within a reasonable range.
   std::vector<uint8> GetHeartRateMeasurementValue();
 
+  // Callback that executes a delayed ReadValue action by updating the
+  // appropriate "Value" property and invoking the ValueCallback.
+  void DelayedReadValueCallback(const dbus::ObjectPath& object_path,
+                                const ValueCallback& callback,
+                                const std::vector<uint8_t>& value);
+
   // If true, characteristics of the Heart Rate Service are visible. Use
   // IsHeartRateVisible() to check the value.
   bool heart_rate_visible_;
 
   // If true, the client is authorized to read and write.
   bool authorized_;
 
   // If true, the client is authenticated.
   bool authenticated_;
 
@@ skipping 39 matching lines @@
   // invalidate its weak pointers before any other members are destroyed.
   base::WeakPtrFactory<FakeBluetoothGattCharacteristicClient>
       weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeBluetoothGattCharacteristicClient);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_DBUS_FAKE_BLUETOOTH_GATT_CHARACTERISTIC_CLIENT_H_