Implement WebBluetooth descriptor.readValue()

third_party/WebKit/Source/modules/bluetooth/BluetoothDevice.cpp

 // 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.
 
 #include "modules/bluetooth/BluetoothDevice.h"
 
 #include "bindings/core/v8/CallbackPromiseAdapter.h"
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "core/dom/DOMException.h"
@@ skipping 53 matching lines @@
 }
 
 BluetoothRemoteGATTDescriptor*
 BluetoothDevice::getOrCreateBluetoothRemoteGATTDescriptor(
     mojom::blink::WebBluetoothRemoteGATTDescriptorPtr descriptor,
     BluetoothRemoteGATTCharacteristic* characteristic) {
   return m_attributeInstanceMap->getOrCreateBluetoothRemoteGATTDescriptor(
       std::move(descriptor), characteristic);
 }
 
+bool BluetoothDevice::isValidDescriptor(const String& descriptorInstanceId) {
+  return m_attributeInstanceMap->containsDescriptor(descriptorInstanceId);
+}
+
 void BluetoothDevice::dispose() {
   disconnectGATTIfConnected();
 }
 
 void BluetoothDevice::contextDestroyed(ExecutionContext*) {
   disconnectGATTIfConnected();
 }
 
 void BluetoothDevice::disconnectGATTIfConnected() {
   if (m_gatt->connected()) {
@@ skipping 30 matching lines @@
 
 DEFINE_TRACE(BluetoothDevice) {
   visitor->trace(m_attributeInstanceMap);
   visitor->trace(m_gatt);
   visitor->trace(m_bluetooth);
   EventTargetWithInlineData::trace(visitor);
   ContextLifecycleObserver::trace(visitor);
 }
 
 }  // namespace blink