Migrate WTF::HashSet::add() to ::insert() [part 1 of N]

third_party/WebKit/Source/modules/shapedetection/BarcodeDetector.cpp

 // Copyright 2016 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/shapedetection/BarcodeDetector.h"
 
 #include "core/dom/DOMException.h"
 #include "core/dom/DOMRect.h"
 #include "core/html/canvas/CanvasImageSource.h"
 #include "modules/imagecapture/Point2D.h"
@@ skipping 19 matching lines @@
     ScriptPromiseResolver* resolver,
     mojo::ScopedSharedBufferHandle sharedBufferHandle,
     int imageWidth,
     int imageHeight) {
   ScriptPromise promise = resolver->promise();
   if (!m_barcodeService) {
     resolver->reject(DOMException::create(
         NotSupportedError, "Barcode detection service unavailable."));
     return promise;
   }
-  m_barcodeServiceRequests.add(resolver);
+  m_barcodeServiceRequests.insert(resolver);
   m_barcodeService->Detect(
       std::move(sharedBufferHandle), imageWidth, imageHeight,
       convertToBaseCallback(WTF::bind(&BarcodeDetector::onDetectBarcodes,
                                       wrapPersistent(this),
                                       wrapPersistent(resolver))));
   return promise;
 }
 
 void BarcodeDetector::onDetectBarcodes(
     ScriptPromiseResolver* resolver,
@@ skipping 30 matching lines @@
   m_barcodeServiceRequests.clear();
   m_barcodeService.reset();
 }
 
 DEFINE_TRACE(BarcodeDetector) {
   ShapeDetector::trace(visitor);
   visitor->trace(m_barcodeServiceRequests);
 }
 
 }  // namespace blink