Reland 132134 with memory fix - Use LocalFileReader in FileSystemURLRequestJob

webkit/blob/local_file_reader.cc

Index: webkit/blob/local_file_reader.cc
diff --git a/webkit/blob/local_file_reader.cc b/webkit/blob/local_file_reader.cc
index 54493c111213cf2af49076b7d7c12cf5ef8e0292..e21e82db67f8bb107cb20dc64720b5ca0888f81d 100644
--- a/webkit/blob/local_file_reader.cc
+++ b/webkit/blob/local_file_reader.cc
@@ -70,7 +70,7 @@ void DidSeekFile(const LocalFileReader::OpenFileStreamCallback& callback,
   if (new_offset < 0)
     result = static_cast<int>(new_offset);
   else if (new_offset != initial_offset)
-    result = net::ERR_FAILED;
+    result = net::ERR_REQUEST_RANGE_NOT_SATISFIABLE;
   callback.Run(result, stream_impl.Pass());
 }