Have getElementsByClassName() / getElementsByTagName*() return an HTMLCollection

Source/web/WebHelperPluginImpl.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 22 matching lines @@
 
 #include "PageWidgetDelegate.h"
 #include "WebDocument.h"
 #include "WebFrameClient.h"
 #include "WebFrameImpl.h"
 #include "WebPlugin.h"
 #include "WebPluginContainerImpl.h"
 #include "WebViewClient.h"
 #include "WebViewImpl.h"
 #include "WebWidgetClient.h"
-#include "core/dom/NodeList.h"
+#include "core/html/HTMLCollection.h"
 #include "core/html/HTMLPlugInElement.h"
 #include "core/loader/EmptyClients.h"
 #include "core/loader/FrameLoadRequest.h"
 #include "core/page/FocusController.h"
 #include "core/frame/FrameView.h"
 #include "core/page/Page.h"
 #include "core/frame/Settings.h"
 
 using namespace WebCore;
 
@@ skipping 119 matching lines @@
     m_frameClient = adoptPtr(new HelperPluginFrameClient(client));
     m_mainFrame = WebFrameImpl::create(m_frameClient.get());
     m_mainFrame->initializeAsMainFrame(m_page.get());
 }
 
 // Returns a pointer to the WebPlugin by finding the single <object> tag in the page.
 WebPlugin* WebHelperPluginImpl::getPlugin()
 {
     ASSERT(m_page);
 
-    RefPtr<NodeList> objectElements = m_page->mainFrame()->document()->getElementsByTagName(WebCore::HTMLNames::objectTag.localName());
+    RefPtr<HTMLCollection> objectElements = m_page->mainFrame()->document()->getElementsByTagName(WebCore::HTMLNames::objectTag.localName());
     ASSERT(objectElements && objectElements->length() == 1);
     if (!objectElements || objectElements->length() < 1)
         return 0;
     Node* node = objectElements->item(0);
     ASSERT(node->hasTagName(WebCore::HTMLNames::objectTag));
     WebCore::Widget* widget = toHTMLPlugInElement(node)->pluginWidget();
     if (!widget)
         return 0;
     WebPlugin* plugin = toWebPluginContainerImpl(widget)->plugin();
     ASSERT(plugin);
@@ skipping 66 matching lines @@
 {
     RELEASE_ASSERT(client);
 
     // The returned object is owned by the caller, which must destroy it by
     // calling closeAndDelete(). The WebWidgetClient must not call close()
     // other than as a result of closeAndDelete().
     return new WebHelperPluginImpl(client);
 }
 
 } // namespace blink