DO NOT SUBMIT. Renderer side of Bluetooth Test API in blink C++

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

 // 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.
 
 #include "modules/bluetooth/Bluetooth.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 235 matching lines @@
 
 void Bluetooth::characteristicObjectRemoved(
     const String& characteristicInstanceId) {
   m_activeCharacteristics.remove(characteristicInstanceId);
 }
 
 DEFINE_TRACE(Bluetooth) {
   visitor->trace(m_deviceInstanceMap);
   visitor->trace(m_activeCharacteristics);
   visitor->trace(m_connectedDevices);
+  Supplementable<Bluetooth>::trace(visitor);
 }
 
 Bluetooth::Bluetooth() : m_clientBinding(this) {}
 
 void Bluetooth::RemoteCharacteristicValueChanged(
     const WTF::String& characteristicInstanceId,
     const WTF::Vector<uint8_t>& value) {
   BluetoothRemoteGATTCharacteristic* characteristic =
       m_activeCharacteristics.get(characteristicInstanceId);
   if (characteristic)
@@ skipping 18 matching lines @@
   BluetoothDevice* device = m_deviceInstanceMap.get(id);
   if (!device) {
     device = BluetoothDevice::take(resolver, std::move(devicePtr), this);
     auto result = m_deviceInstanceMap.insert(id, device);
     DCHECK(result.isNewEntry);
   }
   return device;
 }
 
 }  // namespace blink