Migrate WTF::HashMap::add() to ::insert()

third_party/WebKit/Source/modules/filesystem/DraggedIsolatedFileSystemImpl.cpp

 /*
  * Copyright (C) 2012 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 33 matching lines @@
   if (!item.hasFileSystemId())
     return nullptr;
   const String fileSystemId = item.fileSystemId();
   DraggedIsolatedFileSystemImpl* draggedIsolatedFileSystem = from(host);
   if (!draggedIsolatedFileSystem)
     return nullptr;
   auto it = draggedIsolatedFileSystem->m_filesystems.find(fileSystemId);
   if (it != draggedIsolatedFileSystem->m_filesystems.end())
     return it->value;
   return draggedIsolatedFileSystem->m_filesystems
-      .add(fileSystemId, DOMFileSystem::createIsolatedFileSystem(
-                             executionContext, fileSystemId))
+      .insert(fileSystemId, DOMFileSystem::createIsolatedFileSystem(
+                                executionContext, fileSystemId))
       .storedValue->value;
 }
 
 // static
 const char* DraggedIsolatedFileSystemImpl::supplementName() {
   ASSERT(isMainThread());
   return "DraggedIsolatedFileSystemImpl";
 }
 
 DraggedIsolatedFileSystemImpl* DraggedIsolatedFileSystemImpl::from(
     DataObject* dataObject) {
   return static_cast<DraggedIsolatedFileSystemImpl*>(
       Supplement<DataObject>::from(dataObject, supplementName()));
 }
 
 DEFINE_TRACE(DraggedIsolatedFileSystemImpl) {
   visitor->trace(m_filesystems);
   Supplement<DataObject>::trace(visitor);
 }
 
 void DraggedIsolatedFileSystemImpl::prepareForDataObject(
     DataObject* dataObject) {
   DraggedIsolatedFileSystemImpl* fileSystem =
       new DraggedIsolatedFileSystemImpl();
   DraggedIsolatedFileSystemImpl::provideTo(
       *dataObject, DraggedIsolatedFileSystemImpl::supplementName(), fileSystem);
 }
 
 }  // namespace blink