Rename {Author,UserAgent}ShadowRoot to {Open,Closed}ShadowRoot.

Source/core/layout/LayoutObject.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  *           (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 2686 matching lines @@
 
     return document().ensureStyleResolver().pseudoStyleForElement(element, pseudoStyleRequest, parentStyle);
 }
 
 PassRefPtr<LayoutStyle> LayoutObject::getUncachedPseudoStyleFromParentOrShadowHost() const
 {
     if (!node())
         return nullptr;
 
     if (ShadowRoot* root = node()->containingShadowRoot()) {
-        if (root->type() == ShadowRoot::UserAgentShadowRoot) {
+        if (root->type() == ShadowRoot::ClosedShadowRoot) {
             if (Element* shadowHost = node()->shadowHost()) {
                 return shadowHost->renderer()->getUncachedPseudoStyle(PseudoStyleRequest(SELECTION));
             }
         }
     }
 
     return getUncachedPseudoStyle(PseudoStyleRequest(SELECTION));
 }
 
 void LayoutObject::getTextDecorations(unsigned decorations, AppliedTextDecoration& underline, AppliedTextDecoration& overline, AppliedTextDecoration& linethrough, bool quirksMode, bool firstlineStyle)
@@ skipping 466 matching lines @@
 {
     if (object1) {
         const blink::LayoutObject* root = object1;
         while (root->parent())
             root = root->parent();
         root->showRenderTreeAndMark(object1, "*", object2, "-", 0);
     }
 }
 
 #endif