Move and rename RenderPart to LayoutPart.

Source/core/layout/LayoutPart.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Simon Hausmann <hausmann@kde.org>
  * Copyright (C) 2006, 2009 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
-#ifndef RenderPart_h
-#define RenderPart_h
+#ifndef LayoutPart_h
+#define LayoutPart_h
 
 #include "core/layout/LayoutReplaced.h"
 #include "platform/Widget.h"
 
 namespace blink {
 
 // Renderer for frames via RenderFrame and RenderIFrame, and plug-ins via RenderEmbeddedObject.
-class RenderPart : public LayoutReplaced {
+class LayoutPart : public LayoutReplaced {
 public:
-    explicit RenderPart(Element*);
-    virtual ~RenderPart();
+    explicit LayoutPart(Element*);
+    virtual ~LayoutPart();
 
     bool requiresAcceleratedCompositing() const;
 
     virtual bool needsPreferredWidthsRecalculation() const override final;
 
     virtual bool nodeAtPoint(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) override;
 
     void ref() { ++m_refCount; }
     void deref();
 
     Widget* widget() const;
 
     void updateOnWidgetChange();
     void updateWidgetPosition();
     void widgetPositionsUpdated();
     bool updateWidgetGeometry();
 
-    virtual bool isRenderPart() const override final { return true; }
+    virtual bool isLayoutPart() const override final { return true; }
     virtual void paintContents(const PaintInfo&, const LayoutPoint&);
 
 protected:
     virtual LayerType layerTypeRequired() const override;
 
     virtual void styleDidChange(StyleDifference, const LayoutStyle* oldStyle) override final;
     virtual void layout() override;
     virtual void paint(const PaintInfo&, const LayoutPoint&) override;
     virtual CursorDirective getCursor(const LayoutPoint&, Cursor&) const override final;
 
 private:
-    virtual const char* renderName() const override { return "RenderPart"; }
-
     virtual CompositingReasons additionalCompositingReasons() const override;
 
     virtual void willBeDestroyed() override final;
     virtual void destroy() override final;
 
     bool setWidgetGeometry(const LayoutRect&);
 
     bool nodeAtPointOverWidget(const HitTestRequest&, HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction);
 
     int m_refCount;
 };
 
-DEFINE_LAYOUT_OBJECT_TYPE_CASTS(RenderPart, isRenderPart());
+DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutPart, isLayoutPart());
 
 } // namespace blink
 
-#endif // RenderPart_h
+#endif // LayoutPart_h