Handle JS-created files in <input type="file">.

Source/core/fileapi/FileList.cpp

 /*
  * Copyright (C) 2008 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 23 matching lines @@
     ScriptWrappable::init(this);
 }
 
 File* FileList::item(unsigned index) const
 {
     if (index >= m_files.size())
         return 0;
     return m_files[index].get();
 }
 
-Vector<String> FileList::paths() const
+Vector<String> FileList::pathsForUserVisibleFiles() const
 {
     Vector<String> paths;
-    for (unsigned i = 0; i < m_files.size(); ++i)
-        paths.append(m_files[i]->path());
+    for (unsigned i = 0; i < m_files.size(); ++i) {
+        if (m_files[i]->userVisibility() == File::IsUserVisible)
+            paths.append(m_files[i]->path());
+    }
 
     return paths;
 }
 
 void FileList::trace(Visitor* visitor)
 {
     visitor->trace(m_files);
 }
 
 } // namespace blink