Bluetooth: Parse the bluez.Error.Failed on pairing error.

chromeos/dbus/fake_bluetooth_device_client.h

Index: chromeos/dbus/fake_bluetooth_device_client.h
diff --git a/chromeos/dbus/fake_bluetooth_device_client.h b/chromeos/dbus/fake_bluetooth_device_client.h
index f5ac24c2f05abba56f2596acd0ee74bda5793fa0..9ce85b229eb9f42f66704bf3ce1e4e159a3f5808 100644
--- a/chromeos/dbus/fake_bluetooth_device_client.h
+++ b/chromeos/dbus/fake_bluetooth_device_client.h
@@ -131,6 +131,11 @@ class CHROMEOS_EXPORT FakeBluetoothDeviceClient
   static const char kUnconnectableDeviceAddress[];
   static const uint32 kUnconnectableDeviceClass;
 
+  static const char kUnpairableDevicePath[];
+  static const char kUnpairableDeviceName[];
+  static const char kUnpairableDeviceAddress[];
+  static const uint32 kUnpairableDeviceClass;
+
  private:
   // Property callback passed when we create Properties* structures.
   void OnPropertyChanged(const dbus::ObjectPath& object_path,
@@ -151,6 +156,9 @@ class CHROMEOS_EXPORT FakeBluetoothDeviceClient
   void RejectSimulatedPairing(
       const dbus::ObjectPath& object_path,
       const ErrorCallback& error_callback);
+  void FailSimulatedPairing(
+      const dbus::ObjectPath& object_path,
+      const ErrorCallback& error_callback);
   void AddInputDeviceIfNeeded(
       const dbus::ObjectPath& object_path,
       Properties* properties);