Do not normalize into NFC the values of form fields

Source/core/page/PageSerializer.cpp

 /*
  * Copyright (C) 2011 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 186 matching lines @@
 
     Vector<Node*> nodes;
     SerializerMarkupAccumulator accumulator(this, document, &nodes);
     WTF::TextEncoding textEncoding(document->charset());
     CString data;
     if (!textEncoding.isValid()) {
         // FIXME: iframes used as images trigger this. We should deal with them correctly.
         return;
     }
     String text = accumulator.serializeNodes(document->documentElement(), IncludeNode);
-    CString frameHTML = textEncoding.encode(text, WTF::EntitiesForUnencodables);
+    CString frameHTML = textEncoding.normalizeAndEncode(text, WTF::EntitiesForUnencodables);
     m_resources->append(SerializedResource(url, document->suggestedMIMEType(), SharedBuffer::create(frameHTML.data(), frameHTML.length())));
     m_resourceURLs.add(url);
 
     for (Vector<Node*>::iterator iter = nodes.begin(); iter != nodes.end(); ++iter) {
         Node* node = *iter;
         if (!node->isElementNode())
             continue;
 
         Element* element = toElement(node);
         // We have to process in-line style as it might contain some resources (typically background images).
@@ skipping 47 matching lines @@
             // be retrieved from the CSSFontFaceRule object.
         } else if (rule->type() == CSSRule::STYLE_RULE)
             retrieveResourcesForRule(static_cast<CSSStyleRule*>(rule)->styleRule(), document);
     }
 
     if (url.isValid() && !m_resourceURLs.contains(url)) {
         // FIXME: We should check whether a charset has been specified and if none was found add one.
         WTF::TextEncoding textEncoding(styleSheet->contents()->charset());
         ASSERT(textEncoding.isValid());
         String textString = cssText.toString();
-        CString text = textEncoding.encode(textString, WTF::EntitiesForUnencodables);
+        CString text = textEncoding.normalizeAndEncode(textString, WTF::EntitiesForUnencodables);
         m_resources->append(SerializedResource(url, String("text/css"), SharedBuffer::create(text.data(), text.length())));
         m_resourceURLs.add(url);
     }
 }
 
 void PageSerializer::addImageToResources(CachedImage* image, RenderObject* imageRenderer, const KURL& url)
 {
     if (!url.isValid() || m_resourceURLs.contains(url))
         return;
 
@@ skipping 50 matching lines @@
     if (iter != m_blankFrameURLs.end())
         return iter->value;
     String url = "wyciwyg://frame/" + String::number(m_blankFrameCounter++);
     KURL fakeURL(ParsedURLString, url);
     m_blankFrameURLs.add(frame, fakeURL);
 
     return fakeURL;
 }
 
 }