Move and rename RenderPart to LayoutPart.

Source/core/dom/Element.cpp

Index: Source/core/dom/Element.cpp
diff --git a/Source/core/dom/Element.cpp b/Source/core/dom/Element.cpp
index 0308c86a5a355803496dc8aa5c298f7c7fcef8b5..b3ef8ae0974db3d8ba400a052d991388702a487d 100644
--- a/Source/core/dom/Element.cpp
+++ b/Source/core/dom/Element.cpp
@@ -2186,7 +2186,7 @@ void Element::updateFocusAppearance(bool /*restorePreviousSelection*/)
         // and we don't want to change the focus to a new Element.
         frame->selection().setSelection(newSelection,  FrameSelection::CloseTyping | FrameSelection::ClearTypingStyle | FrameSelection::DoNotSetFocus);
         frame->selection().revealSelection();
-    } else if (renderer() && !renderer()->isRenderPart())
+    } else if (renderer() && !renderer()->isLayoutPart())
         renderer()->scrollRectToVisible(boundingBox());
 }