Rename Node::treeScope() to Node::treeScopeOrDocument()

third_party/WebKit/Source/core/dom/shadow/ElementShadow.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.
  *     * Neither the name of Google Inc. nor the names of its
@@ skipping 152 matching lines @@
         }
     } else if (type == ShadowRootType::Open || type == ShadowRootType::Closed) {
         shadowHost.willAddFirstAuthorShadowRoot();
     }
 
     for (ShadowRoot* root = m_shadowRoots.head(); root; root = root->olderShadowRoot())
         root->lazyReattachIfAttached();
 
     ShadowRoot* shadowRoot = ShadowRoot::create(shadowHost.document(), type);
     shadowRoot->setParentOrShadowHostNode(&shadowHost);
-    shadowRoot->setParentTreeScope(shadowHost.treeScope());
+    shadowRoot->setParentTreeScope(shadowHost.treeScopeOrDocument());
     m_shadowRoots.push(shadowRoot);
     setNeedsDistributionRecalc();
 
     shadowRoot->insertedInto(&shadowHost);
     shadowHost.setChildNeedsStyleRecalc();
     shadowHost.setNeedsStyleRecalc(SubtreeStyleChange, StyleChangeReasonForTracing::create(StyleChangeReason::Shadow));
 
     InspectorInstrumentation::didPushShadowRoot(&shadowHost, shadowRoot);
 
     return *shadowRoot;
@@ skipping 221 matching lines @@
     visitor->trace(m_nodeToInsertionPoints);
     visitor->trace(m_selectFeatures);
     // Shadow roots are linked with previous and next pointers which are traced.
     // It is therefore enough to trace one of the shadow roots here and the
     // rest will be traced from there.
     visitor->trace(m_shadowRoots.head());
     visitor->trace(m_slotAssignment);
 }
 
 } // namespace blink