Fix webkitGetEntry for non-native files.

third_party/WebKit/Source/modules/filesystem/DataTransferItemFileSystem.cpp

 /*
  * Copyright (C) 2012 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 44 matching lines @@
 
   // For dragged files getAsFile must be pretty lightweight.
   Blob* file = item.getAsFile();
   // The clipboard may not be in a readable state.
   if (!file)
     return 0;
   ASSERT(file->isFile());
 
   DOMFileSystem* domFileSystem =
       DraggedIsolatedFileSystemImpl::getDOMFileSystem(
-          item.getDataTransfer()->dataObject(), executionContext);
+          item.getDataTransfer()->dataObject(), executionContext,
+          *item.getDataObjectItem());
   if (!domFileSystem) {
     // IsolatedFileSystem may not be enabled.
     return 0;
   }
 
   // The dropped entries are mapped as top-level entries in the isolated
   // filesystem.
   String virtualPath = DOMFilePath::append("/", toFile(file)->name());
 
   // FIXME: This involves synchronous file operation. Consider passing file type
   // data when we dispatch drag event.
   FileMetadata metadata;
   if (!getFileMetadata(toFile(file)->path(), metadata))
     return 0;
 
   if (metadata.type == FileMetadata::TypeDirectory)
     return DirectoryEntry::create(domFileSystem, virtualPath);
   return FileEntry::create(domFileSystem, virtualPath);
 }
 
 }  // namespace blink