Merge 109362

Source/WebCore/html/HTMLTableElement.cpp

 /*
  * Copyright (C) 1997 Martin Jones (mjones@kde.org)
  *           (C) 1997 Torben Weis (weis@kde.org)
  *           (C) 1998 Waldo Bastian (bastian@kde.org)
  *           (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2008, 2010, 2011 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 167 matching lines @@
     return 0;
 }
 
 PassRefPtr<HTMLElement> HTMLTableElement::insertRow(int index, ExceptionCode& ec)
 {
     if (index < -1) {
         ec = INDEX_SIZE_ERR;
         return 0;
     }
 
-    HTMLTableRowElement* lastRow = 0;
-    HTMLTableRowElement* row = 0;
+    RefPtr<Node> protectFromMutationEvents(this);
+
+    RefPtr<HTMLTableRowElement> lastRow = 0;
+    RefPtr<HTMLTableRowElement> row = 0;
     if (index == -1)
         lastRow = HTMLTableRowsCollection::lastRow(this);
     else {
         for (int i = 0; i <= index; ++i) {
-            row = HTMLTableRowsCollection::rowAfter(this, lastRow);
+            row = HTMLTableRowsCollection::rowAfter(this, lastRow.get());
             if (!row) {
                 if (i != index) {
                     ec = INDEX_SIZE_ERR;
                     return 0;
                 }
                 break;
             }
             lastRow = row;
         }
     }
 
-    ContainerNode* parent;
+    RefPtr<ContainerNode> parent;
     if (lastRow)
         parent = row ? row->parentNode() : lastRow->parentNode();
     else {
         parent = lastBody();
         if (!parent) {
             RefPtr<HTMLTableSectionElement> newBody = HTMLTableSectionElement::create(tbodyTag, document());
             RefPtr<HTMLTableRowElement> newRow = HTMLTableRowElement::create(document());
             newBody->appendChild(newRow, ec);
             appendChild(newBody.release(), ec);
             return newRow.release();
         }
     }
 
     RefPtr<HTMLTableRowElement> newRow = HTMLTableRowElement::create(document());
-    parent->insertBefore(newRow, row, ec);
+    parent->insertBefore(newRow, row.get(), ec);
     return newRow.release();
 }
 
 void HTMLTableElement::deleteRow(int index, ExceptionCode& ec)
 {
     HTMLTableRowElement* row = 0;
     if (index == -1)
         row = HTMLTableRowsCollection::lastRow(this);
     else {
         for (int i = 0; i <= index; ++i) {
@@ skipping 381 matching lines @@
 }
 
 void HTMLTableElement::addSubresourceAttributeURLs(ListHashSet<KURL>& urls) const
 {
     HTMLElement::addSubresourceAttributeURLs(urls);
 
     addSubresourceURL(urls, document()->completeURL(getAttribute(backgroundAttr)));
 }
 
 }