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

Source/core/editing/iterators/TextIterator.h

 /*
  * Copyright (C) 2004, 2006, 2009 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 96 matching lines @@
     static bool shouldEmitTabBeforeNode(Node*);
     static bool shouldEmitNewlineBeforeNode(Node&);
     static bool shouldEmitNewlineAfterNode(Node&);
     static bool shouldEmitNewlineForNode(Node*, bool emitsOriginalText);
 
     static bool supportsAltText(Node*);
 
 private:
     enum IterationProgress {
         HandledNone,
-        HandledAuthorShadowRoots,
-        HandledUserAgentShadowRoot,
+        HandledOpenShadowRoots,
+        HandledClosedShadowRoot,
         HandledNode,
         HandledChildren
     };
 
     void initialize(const Position& start, const Position& end);
 
     void flushPositionOffsets() const;
     int positionStartOffset() const { return m_positionStartOffset; }
     const String& string() const { return m_text; }
     void exitNode();
@@ skipping 71 matching lines @@
     bool m_handledFirstLetter;
     // Used when the visibility of the style should not affect text gathering.
     bool m_ignoresStyleVisibility;
     // Used when the iteration should stop if form controls are reached.
     bool m_stopsOnFormControls;
     // Used when m_stopsOnFormControls is set to determine if the iterator should keep advancing.
     bool m_shouldStop;
 
     bool m_emitsImageAltText;
 
-    bool m_entersAuthorShadowRoots;
+    bool m_entersOpenShadowRoots;
 
     bool m_emitsObjectReplacementCharacter;
 
     bool m_breaksAtReplacedElement;
 };
 
 } // namespace blink
 
 #endif // TextIterator_h