Cleanup - Get rid of unnecessary local variables.

Source/core/editing/ApplyStyleCommand.cpp

 /*
  * Copyright (C) 2005, 2006, 2008, 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 478 matching lines @@
     }
     return unsplitAncestor;
 }
 
 void ApplyStyleCommand::removeEmbeddingUpToEnclosingBlock(Node* node, Node* unsplitAncestor)
 {
     Node* block = enclosingBlock(node);
     if (!block)
         return;
 
-    Node* parent = 0;
-    for (Node* n = node->parentNode(); n != block && n != unsplitAncestor; n = parent) {
-        parent = n->parentNode();
+    for (Node* n = node->parentNode(); n != block && n != unsplitAncestor; n = n->parentNode()) {
         if (!n->isStyledElement())
             continue;
 
         Element* element = toElement(n);
         int unicodeBidi = getIdentifierValue(CSSComputedStyleDeclaration::create(element).get(), CSSPropertyUnicodeBidi);
         if (!unicodeBidi || unicodeBidi == CSSValueNormal)
             continue;
 
         // FIXME: This code should really consider the mapped attribute 'dir', the inline style declaration,
         // and all matching style rules in order to determine how to best set the unicode-bidi property to 'normal'.
@@ skipping 814 matching lines @@
     }
 
     return false;
 }
 
 void ApplyStyleCommand::surroundNodeRangeWithElement(PassRefPtr<Node> passedStartNode, PassRefPtr<Node> endNode, PassRefPtr<Element> elementToInsert)
 {
     ASSERT(passedStartNode);
     ASSERT(endNode);
     ASSERT(elementToInsert);
-    RefPtr<Node> startNode = passedStartNode;
+    RefPtr<Node> node = passedStartNode;
     RefPtr<Element> element = elementToInsert;
 
-    insertNodeBefore(element, startNode);
+    insertNodeBefore(element, node);
 
-    RefPtr<Node> node = startNode;
     while (node) {
         RefPtr<Node> next = node->nextSibling();
         if (node->isContentEditable(Node::UserSelectAllIsAlwaysNonEditable)) {
             removeNode(node);
             appendNode(node, element);
         }
         if (node == endNode)
             break;
         node = next;
     }
@@ skipping 191 matching lines @@
         String textToMove = nextText->data();
         insertTextIntoNode(childText, childText->length(), textToMove);
         removeNode(next);
         // don't move child node pointer. it may want to merge with more text nodes.
     }
 
     updateStartEnd(newStart, newEnd);
 }
 
 }