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

third_party/WebKit/Source/core/imagebitmap/ImageBitmapFactories.cpp

 /*
  * Copyright (c) 2013, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 181 matching lines @@
   ImageBitmapFactories* supplement = static_cast<ImageBitmapFactories*>(
       Supplement<GlobalObject>::from(object, supplementName()));
   if (!supplement) {
     supplement = new ImageBitmapFactories;
     Supplement<GlobalObject>::provideTo(object, supplementName(), supplement);
   }
   return *supplement;
 }
 
 void ImageBitmapFactories::addLoader(ImageBitmapLoader* loader) {
-  m_pendingLoaders.add(loader);
+  m_pendingLoaders.insert(loader);
 }
 
 void ImageBitmapFactories::didFinishLoading(ImageBitmapLoader* loader) {
   ASSERT(m_pendingLoaders.contains(loader));
   m_pendingLoaders.remove(loader);
 }
 
 ImageBitmapFactories::ImageBitmapLoader::ImageBitmapLoader(
     ImageBitmapFactories& factory,
     Optional<IntRect> cropRect,
@@ skipping 108 matching lines @@
   }
   m_factory->didFinishLoading(this);
 }
 
 DEFINE_TRACE(ImageBitmapFactories::ImageBitmapLoader) {
   visitor->trace(m_factory);
   visitor->trace(m_resolver);
 }
 
 }  // namespace blink