Preview of big text file generates error in the logs

1. Create a File document with a main attached file larger than 100 KB and of type text/plain
2. Select the Preview action (top-right menu inside More)

The following ERROR is generated in server log server.log:

14:03:14,432 ERROR [HtmlSanitizerServiceImpl] Cannot sanitize : org.owasp.validator.html.ScanException: The input was too large. The specified input was 845,760 bytes and the maximum is 100,000 bytes.