Make calls to AtomicString(const String&) explicit in page/

Source/core/page/DragController.cpp

 /*
  * Copyright (C) 2007, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Google Inc.
  *
  * 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
@@ skipping 148 matching lines @@
     Document& document = context->ownerDocument();
     if (dragData->containsCompatibleContent()) {
         if (PassRefPtr<DocumentFragment> fragment = dragData->asFragment(frame, context, allowPlainText, chosePlainText))
             return fragment;
 
         if (dragData->containsURL(DragData::DoNotConvertFilenames)) {
             String title;
             String url = dragData->asURL(DragData::DoNotConvertFilenames, &title);
             if (!url.isEmpty()) {
                 RefPtr<HTMLAnchorElement> anchor = HTMLAnchorElement::create(document);
-                anchor->setHref(url);
+                anchor->setHref(AtomicString(url));
                 if (title.isEmpty()) {
                     // Try the plain text first because the url might be normalized or escaped.
                     if (dragData->containsPlainText())
                         title = dragData->asPlainText();
                     if (title.isEmpty())
                         title = url;
                 }
                 RefPtr<Node> anchorText = document.createTextNode(title);
                 anchor->appendChild(anchorText);
                 RefPtr<DocumentFragment> fragment = document.createDocumentFragment();
@@ skipping 779 matching lines @@
     return false;
 #endif
 }
 
 void DragController::cleanupAfterSystemDrag()
 {
 }
 
 } // namespace WebCore