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

modules/bluetooth/BluetoothRemoteGATTCharacteristic.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 BluetoothRemoteGATTCharacteristic interface: https://crbug.com/483344
+
+[
+    GarbageCollected,
+    DependentLifetime,
+    RuntimeEnabled=WebBluetooth,
+    // TODO(https://crbug.com/584113) Enable Web Bluetooth Experiment.
+    // OriginTrialEnabled=WebBluetooth,
+] interface BluetoothRemoteGATTCharacteristic : EventTarget {//: CharacteristicEventHandlers {
+    // TODO(ortuno): Add test to make sure service matches the service
+    // used to call getCharacteristic.
+    // readonly    attribute BluetoothRemoteGATTService     service;
+    readonly    attribute UUID                  uuid;
+    readonly    attribute BluetoothCharacteristicProperties properties;
+    readonly    attribute DataView?             value;
+    // Promise<BluetoothRemoteGATTDescriptor>           getDescriptor(BluetoothDescriptorUUID descriptor);
+    // Promise<sequence<BluetoothRemoteGATTDescriptor>> getDescriptors(optional BluetoothDescriptorUUID descriptor);
+    [CallWith=ScriptState] Promise<DataView>    readValue();
+    [CallWith=ScriptState] Promise<void>        writeValue(BufferSource value);
+    [CallWith=ScriptState] Promise<void>        startNotifications();
+    [CallWith=ScriptState] Promise<void>        stopNotifications();
+
+    // TODO(ortuno): Move this to CharacteristicEventHandlers.
+    // http://crbug.com/537459
+    attribute EventHandler oncharacteristicvaluechanged;
+};