Merge RenderWidget into single subclass, RenderPart

Source/web/ChromeClientImpl.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  *
  * 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.
@@ skipping 38 matching lines @@
 #include "core/html/forms/ColorChooser.h"
 #include "core/html/forms/ColorChooserClient.h"
 #include "core/html/forms/DateTimeChooser.h"
 #include "core/loader/DocumentLoader.h"
 #include "core/loader/FrameLoadRequest.h"
 #include "core/page/Page.h"
 #include "core/page/PagePopupDriver.h"
 #include "core/page/WindowFeatures.h"
 #include "core/rendering/HitTestResult.h"
 #include "core/rendering/RenderPart.h"
-#include "core/rendering/RenderWidget.h"
 #include "core/rendering/compositing/CompositedSelectionBound.h"
 #include "platform/Cursor.h"
 #include "platform/FileChooser.h"
 #include "platform/NotImplemented.h"
 #include "platform/PlatformScreen.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/exported/WrappedResourceRequest.h"
 #include "platform/geometry/FloatRect.h"
 #include "platform/geometry/IntRect.h"
 #include "platform/graphics/GraphicsLayer.h"
@@ skipping 473 matching lines @@
         return;
 
     WebURL url;
     // Find out if the mouse is over a link, and if so, let our UI know...
     if (result.isLiveLink() && !result.absoluteLinkURL().string().isEmpty()) {
         url = result.absoluteLinkURL();
     } else if (result.innerNonSharedNode()
         && (isHTMLObjectElement(*result.innerNonSharedNode())
             || isHTMLEmbedElement(*result.innerNonSharedNode()))) {
         RenderObject* object = result.innerNonSharedNode()->renderer();
-        if (object && object->isWidget()) {
-            Widget* widget = toRenderWidget(object)->widget();
+        if (object && object->isRenderPart()) {
+            Widget* widget = toRenderPart(object)->widget();
             if (widget && widget->isPluginContainer()) {
                 WebPluginContainerImpl* plugin = toWebPluginContainerImpl(widget);
                 url = plugin->plugin()->linkAtPosition(result.roundedPointInInnerNodeFrame());
             }
         }
     }
 
     m_webView->client()->setMouseOverURL(url);
 }
 
@@ skipping 323 matching lines @@
         m_webView->autofillClient()->textFieldDidEndEditing(WebInputElement(&inputElement));
 }
 
 void ChromeClientImpl::openTextDataListChooser(HTMLInputElement& input)
 {
     if (m_webView->autofillClient())
         m_webView->autofillClient()->openTextDataListChooser(WebInputElement(&input));
 }
 
 } // namespace blink