Make VisiblePosition::BeforeNode() to take const Node& instead of Node*

third_party/WebKit/Source/core/editing/iterators/TextIterator.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All
  * rights reserved.
  * Copyright (C) 2005 Alexey Proskuryakov.
  *
  * 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.
@@ skipping 719 matching lines @@
     return false;
 
   // The startPos.isNotNull() check is needed because the start could be before
   // the body, and in that case we'll get null. We don't want to put in newlines
   // at the start in that case.
   // The currPos.isNotNull() check is needed because positions in non-HTML
   // content (like SVG) do not have visible positions, and we don't want to emit
   // for them either.
   VisiblePosition start_pos =
       CreateVisiblePosition(Position(start_container_, start_offset_));
-  VisiblePosition curr_pos = VisiblePosition::BeforeNode(node_);
+  VisiblePosition curr_pos = VisiblePosition::BeforeNode(*node_);
   return start_pos.IsNotNull() && curr_pos.IsNotNull() &&
          !InSameLine(start_pos, curr_pos);
 }
 
 template <typename Strategy>
 bool TextIteratorAlgorithm<Strategy>::ShouldEmitSpaceBeforeAndAfterNode(
     Node* node) {
   return IsRenderedAsTable(node) &&
          (node->GetLayoutObject()->IsInline() ||
           EmitsCharactersBetweenAllVisiblePositions());
@@ skipping 266 matching lines @@
 String PlainText(const EphemeralRangeInFlatTree& range,
                  const TextIteratorBehavior& behavior) {
   return CreatePlainText<EditingInFlatTreeStrategy>(range, behavior);
 }
 
 template class CORE_TEMPLATE_EXPORT TextIteratorAlgorithm<EditingStrategy>;
 template class CORE_TEMPLATE_EXPORT
     TextIteratorAlgorithm<EditingInFlatTreeStrategy>;
 
 }  // namespace blink