Get rid of redundant parameter PositionIsOffsetInAnchor from PositionAlgorithm constructor

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 1383 matching lines @@
     ContainerNode* ownerElementParent = ownerElement->parentNode();
     if (!ownerElementParent)
         return;
 
     // This method's purpose is it to make it easier to select iframes (in order to delete them).  Don't do anything if the iframe isn't deletable.
     if (!ownerElementParent->hasEditableStyle())
         return;
 
     // Create compute positions before and after the element.
     unsigned ownerElementNodeIndex = ownerElement->nodeIndex();
-    VisiblePosition beforeOwnerElement(VisiblePosition(Position(ownerElementParent, ownerElementNodeIndex, Position::PositionIsOffsetInAnchor)));
-    VisiblePosition afterOwnerElement(VisiblePosition(Position(ownerElementParent, ownerElementNodeIndex + 1, Position::PositionIsOffsetInAnchor), VP_UPSTREAM_IF_POSSIBLE));
+    VisiblePosition beforeOwnerElement(VisiblePosition(Position(ownerElementParent, ownerElementNodeIndex)));
+    VisiblePosition afterOwnerElement(VisiblePosition(Position(ownerElementParent, ownerElementNodeIndex + 1), VP_UPSTREAM_IF_POSSIBLE));
 
     // Focus on the parent frame, and then select from before this element to after.
     VisibleSelection newSelection(beforeOwnerElement, afterOwnerElement);
     page->focusController().setFocusedFrame(parent);
     toLocalFrame(parent)->selection().setSelection(newSelection);
 }
 
 void FrameSelection::selectAll()
 {
     Document* document = m_frame->document();
@@ skipping 619 matching lines @@
 
 void showTree(const blink::FrameSelection* sel)
 {
     if (sel)
         sel->showTreeForThis();
     else
         fprintf(stderr, "Cannot showTree for (nil) FrameSelection.\n");
 }
 
 #endif