Fix xssAuditor tests.

platform/KURLGoogle.cpp

 /*
  * Copyright (C) 2004, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 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.
@@ skipping 739 matching lines @@
     // sucks, and we don't use the encoding properly, which will make some
     // obscure anchor navigations fail.
     CString cstr = str.utf8();
 
     const char* input = cstr.data();
     int inputLength = cstr.length();
     url_canon::RawCanonOutputT<char> unescaped;
     for (int i = 0; i < inputLength; i++) {
         if (input[i] == '%') {
             unsigned char ch;
-            if (url_canon::DecodeEscaped(input, &i, inputLength, &ch)) {
-                if (!ch) {
-                    // Never unescape NULLs.
-                    unescaped.push_back('%');
-                    unescaped.push_back('0');
-                    unescaped.push_back('0');
-                } else
-                    unescaped.push_back(ch);
-            } else {
+            if (url_canon::DecodeEscaped(input, &i, inputLength, &ch))
+                unescaped.push_back(ch);
+            else {
                 // Invalid escape sequence, copy the percent literal.
                 unescaped.push_back('%');
             }
         } else {
             // Regular non-escaped 8-bit character.
             unescaped.push_back(input[i]);
         }
     }
 
     // Convert that 8-bit to UTF-16. It's not clear IE does this at all to
@@ skipping 200 matching lines @@
     
     if (a.port() != b.port())
         return false;
 
     return true;
 }
 
 } // namespace WebCore
 
 #endif // USE(GOOGLEURL)