RFR: 7903097: jtreg could implement ToolProvider

[Jonathan Gibbons]

On Fri, 11 Feb 2022 08:24:09 GMT, Christian Stein <cstein at openjdk.org> wrote:

> Implement `ToolProvider`, now that the main `jtreg` tool requires JDK >= 9.

test/share/basic/main/ToolProvider.java line 30:

> 28: public class ToolProvider
> 29: {
> 30:     public static void main(String [] args) {

Space before `[]`

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PR: https://git.openjdk.java.net/jtreg/pull/54