Implement WebBluetooth getDescriptor[s]

third_party/WebKit/Source/modules/bluetooth/BluetoothRemoteGATTService.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/BluetoothRemoteGATTService.h"
 
 #include "bindings/core/v8/ScriptPromise.h"
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "core/dom/DOMException.h"
 #include "core/dom/ExceptionCode.h"
@@ skipping 26 matching lines @@
     BluetoothDevice* device)
     : m_service(std::move(service)),
       m_isPrimary(isPrimary),
       m_deviceInstanceId(deviceInstanceId),
       m_device(device) {}
 
 DEFINE_TRACE(BluetoothRemoteGATTService) {
   visitor->trace(m_device);
 }
 
-// Callback that allows us to resolve the promise with a single Characteristic
+// Callback that allows us to resolve the promise with a single characteristic
 // or with a vector owning the characteristics.
 void BluetoothRemoteGATTService::GetCharacteristicsCallback(
     const String& serviceInstanceId,
     mojom::blink::WebBluetoothGATTQueryQuantity quantity,
     ScriptPromiseResolver* resolver,
     mojom::blink::WebBluetoothResult result,
     Optional<Vector<mojom::blink::WebBluetoothRemoteGATTCharacteristicPtr>>
         characteristics) {
   if (!resolver->getExecutionContext() ||
       resolver->getExecutionContext()->isContextDestroyed())
@@ skipping 96 matching lines @@
       m_service->instance_id, quantity, uuid,
       convertToBaseCallback(
           WTF::bind(&BluetoothRemoteGATTService::GetCharacteristicsCallback,
                     wrapPersistent(this), m_service->instance_id, quantity,
                     wrapPersistent(resolver))));
 
   return promise;
 }
 
 }  // namespace blink