### Problem description With the flow 0.53 change in #7869, demos now are no longer agnostic since weak mode require a parameterized type. [See this demo](https://babeljs.io/repl/#?babili=false&evaluate=true&lineWrap=false&presets=es2015&targets=&browsers=IE%20%3E%2011&builtIns=false&debug=false&experimental=false&loose=false&spec=false&code_lz=MYGwhgzhAEBiD29oFMAeAXZA7AJjASsmMOgHQDC8AtgA7xbboA8YWAngDTStsB80AbwBQQgL5A) Remove flow from demos folder.
Problem description
With the flow 0.53 change in #7869, demos now are no longer agnostic since weak mode require a parameterized type.
See this demo
Remove flow from demos folder.