[CodeHealth] Use Position::anchorNode instead of deprecatedNode.

Source/core/editing/FrameSelection.cpp

 /*
  * Copyright (C) 2004, 2008, 2009, 2010 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 1253 matching lines @@
     ASSERT(m_frame->document()->lifecycle().state() != DocumentLifecycle::InPaintInvalidation);
     m_frame->document()->updateLayoutIgnorePendingStylesheets();
     if (!isNonOrphanedCaret(m_selection)) {
         clearCaretRect();
     } else {
         if (isTextFormControl(m_selection))
             updateCaretRect(m_frame->document(), PositionWithAffinity(m_selection.start().isCandidate() ? m_selection.start() : Position(), m_selection.affinity()));
         else
             updateCaretRect(m_frame->document(), VisiblePosition(m_selection.start(), m_selection.affinity()));
     }
-    return absoluteBoundsForLocalRect(m_selection.start().deprecatedNode(), localCaretRectWithoutUpdate());
+    return absoluteBoundsForLocalRect(m_selection.start().anchorNode(), localCaretRectWithoutUpdate());
 }
 
 static LayoutRect localCaretRect(const VisibleSelection& m_selection, const PositionWithAffinity& caretPosition, LayoutObject*& layoutObject)
 {
     layoutObject = nullptr;
     if (!isNonOrphanedCaret(m_selection))
         return LayoutRect();
 
     return localCaretRectOfPosition(caretPosition, layoutObject);
 }
@@ skipping 22 matching lines @@
 
     m_previousCaretNode = newNode;
     m_previousCaretRect = newRect;
     m_previousCaretVisibility = caretVisibility();
 }
 
 void FrameSelection::paintCaret(GraphicsContext* context, const LayoutPoint& paintOffset, const LayoutRect& clipRect)
 {
     if (m_selection.isCaret() && m_shouldPaintCaret) {
         updateCaretRect(m_frame->document(), PositionWithAffinity(m_selection.start(), m_selection.affinity()));
-        CaretBase::paintCaret(m_selection.start().deprecatedNode(), context, paintOffset, clipRect);
+        CaretBase::paintCaret(m_selection.start().anchorNode(), context, paintOffset, clipRect);
     }
 }
 
 template <typename Strategy>
 bool FrameSelection::containsAlgorithm(const LayoutPoint& point)
 {
     using PositionType = typename Strategy::PositionType;
 
     Document* document = m_frame->document();
 
@@ skipping 475 matching lines @@
     }
     return 0;
 }
 
 // We look for either the form containing the current focus, or for one immediately after it
 HTMLFormElement* FrameSelection::currentForm() const
 {
     // Start looking either at the active (first responder) node, or where the selection is.
     Node* start = m_frame->document()->focusedElement();
     if (!start)
-        start = this->start().deprecatedNode();
+        start = this->start().anchorNode();
     if (!start)
         return 0;
 
     // Try walking up the node tree to find a form element.
     for (HTMLElement* element = Traversal<HTMLElement>::firstAncestorOrSelf(*start); element; element = Traversal<HTMLElement>::firstAncestor(*element)) {
         if (HTMLFormElement* form = associatedFormElement(*element))
             return form;
     }
 
     // Try walking forward in the node tree to find a form element.
     return scanForForm(start);
 }
 
 void FrameSelection::revealSelection(const ScrollAlignment& alignment, RevealExtentOption revealExtentOption)
 {
     LayoutRect rect;
 
     switch (selectionType()) {
     case NoSelection:
         return;
     case CaretSelection:
         rect = LayoutRect(absoluteCaretBounds());
         break;
     case RangeSelection:
         rect = LayoutRect(revealExtentOption == RevealExtent ? VisiblePosition(extent()).absoluteCaretBounds() : enclosingIntRect(unclippedBounds()));
         break;
     }
 
     Position start = this->start();
-    ASSERT(start.deprecatedNode());
-    if (start.deprecatedNode() && start.deprecatedNode()->layoutObject()) {
+    ASSERT(start.anchorNode());
+    if (start.anchorNode() && start.anchorNode()->layoutObject()) {
         // FIXME: This code only handles scrolling the startContainer's layer, but
         // the selection rect could intersect more than just that.
         // See <rdar://problem/4799899>.
         m_frame->view()->setWasScrolledByUser(true);
-        if (start.deprecatedNode()->layoutObject()->scrollRectToVisible(rect, alignment, alignment))
+        if (start.anchorNode()->layoutObject()->scrollRectToVisible(rect, alignment, alignment))
             updateAppearance();
     }
 }
 
 void FrameSelection::setSelectionFromNone()
 {
     // Put a caret inside the body if the entire frame is editable (either the
     // entire WebView is editable or designMode is on for this document).
 
     Document* document = m_frame->document();
@@ skipping 183 matching lines @@
 
 void showTree(const blink::FrameSelection* sel)
 {
     if (sel)
         sel->showTreeForThis();
     else
         fprintf(stderr, "Cannot showTree for (nil) FrameSelection.\n");
 }
 
 #endif