bluetooth: Better disconnected error messages for GATT operations.

third_party/WebKit/public/platform/modules/bluetooth/web_bluetooth.mojom

 // Copyright 2016 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.
 
 module blink.mojom;
 
 import "device/bluetooth/public/interfaces/uuid.mojom";
 
 // Bluetooth Terminology:
 //
@@ skipping 52 matching lines @@
   CONNECT_OFFSET_INVALID,
   CONNECT_READ_NOT_PERMITTED,
   CONNECT_REQUEST_NOT_SUPPORTED,
   CONNECT_UNKNOWN_ERROR,
   CONNECT_UNKNOWN_FAILURE,
   CONNECT_UNSUPPORTED_DEVICE,
   CONNECT_WRITE_NOT_PERMITTED,
   DEVICE_NO_LONGER_IN_RANGE,
   GATT_NOT_PAIRED,
   GATT_OPERATION_IN_PROGRESS,
-  GATT_SERVER_DISCONNECTED,
-  GATT_SERVER_NOT_CONNECTED,
   UNTRANSLATED_CONNECT_ERROR_CODE,
   // NotFoundError:
   NO_BLUETOOTH_ADAPTER,
   CHOSEN_DEVICE_VANISHED,
   CHOOSER_CANCELLED,
   CHOOSER_NOT_SHOWN_API_GLOBALLY_DISABLED,
   CHOOSER_NOT_SHOWN_API_LOCALLY_DISABLED,
   CHOOSER_NOT_SHOWN_USER_DENIED_PERMISSION_TO_SCAN,
   SERVICE_NOT_FOUND,
   NO_SERVICES_FOUND,
@@ skipping 181 matching lines @@
 // that do this will be notified of device events e.g. device disconnection.
 interface WebBluetoothServiceClient {
   // The characteristic identified by |characteristic_instance_id| has received
   // a notification of value change.
   RemoteCharacteristicValueChanged(string characteristic_instance_id,
                                    array<uint8> value);
 
   // The device identified by |device_id| has been disconnected.
   GattServerDisconnected(WebBluetoothDeviceId device_id);
 };