Roll 50: Copied IDLs, PYTHON scripts from WebKit removed deleted files in WebCore

modules/bluetooth/BluetoothGATTCharacteristic.idl

-// Copyright 2015 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.
-
-// https://webbluetoothchrome.github.io/web-bluetooth/#idl-def-bluetoothgattcharacteristic
-
-// Implement BluetoothGATTCharacteristic interface: https://crbug.com/483344
-
-[
-    GarbageCollected,
-    RuntimeEnabled=WebBluetooth,
-] interface BluetoothGATTCharacteristic {//: CharacteristicEventHandlers {
-    // TODO(ortuno): Add test to make sure service matches the service
-    // used to call getCharacteristic.
-    // readonly    attribute BluetoothGATTService     service;
-    readonly    attribute UUID                   uuid;
-    // readonly    attribute CharacteristicProperties properties;
-    // readonly    attribute ArrayBuffer?             value;
-    // Promise<BluetoothGATTDescriptor>           getDescriptor(BluetoothDescriptorUUID descriptor);
-    // Promise<sequence<BluetoothGATTDescriptor>> getDescriptors(optional BluetoothDescriptorUUID descriptor);
-    [CallWith=ScriptState] Promise<ArrayBuffer> readValue();
-    [CallWith=ScriptState] Promise<void>        writeValue(BufferSource value);
-    // Promise<void>                              startNotifications();
-    // Promise<void>                              stopNotifications();
-};