Get rid of a redundant function alias positionBeforeNode()

third_party/WebKit/Source/core/editing/commands/InsertLineBreakCommand.cpp

 /*
  * Copyright (C) 2005, 2006 Apple Computer, 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 97 matching lines @@
             if (HTMLTextFormControlElement* textControl = enclosingTextFormControl(nodeToInsert))
                 extraNode = textControl->createPlaceholderBreakElement();
             else
                 extraNode = nodeToInsert->cloneNode(false);
             insertNodeAfter(extraNode, nodeToInsert, editingState);
             if (editingState->isAborted())
                 return;
             nodeToInsert = extraNode;
         }
 
-        VisiblePosition endingPosition = createVisiblePosition(positionBeforeNode(nodeToInsert));
+        VisiblePosition endingPosition = createVisiblePosition(Position::beforeNode(nodeToInsert));
         setEndingSelection(VisibleSelection(endingPosition, endingSelection().isDirectional()));
     } else if (pos.computeEditingOffset() <= caretMinOffset(pos.anchorNode())) {
         insertNodeAt(nodeToInsert, pos, editingState);
         if (editingState->isAborted())
             return;
 
         // Insert an extra br or '\n' if the just inserted one collapsed.
-        if (!isStartOfParagraph(createVisiblePosition(positionBeforeNode(nodeToInsert)))) {
+        if (!isStartOfParagraph(createVisiblePosition(Position::beforeNode(nodeToInsert)))) {
             insertNodeBefore(nodeToInsert->cloneNode(false), nodeToInsert, editingState);
             if (editingState->isAborted())
                 return;
         }
 
         setEndingSelection(VisibleSelection(Position::inParentAfterNode(*nodeToInsert), TextAffinity::Downstream, endingSelection().isDirectional()));
     // If we're inserting after all of the rendered text in a text node, or into a non-text node,
     // a simple insertion is sufficient.
     } else if (!pos.anchorNode()->isTextNode() || pos.computeOffsetInContainerNode() >= caretMaxOffset(pos.anchorNode())) {
         insertNodeAt(nodeToInsert, pos, editingState);
@@ skipping 51 matching lines @@
         // before the line break (if the line break is at the end of a block it isn't selectable).
         // So, this next call sets the endingSelection() to a caret just after the line break
         // that we inserted, or just before it if it's at the end of a block.
         setEndingSelection(endingSelection().visibleEnd());
     }
 
     rebalanceWhitespace();
 }
 
 } // namespace blink