RFR(S): 8037970: make PrintMethodData a diagnostic options

[Roland Westrelin]

Hi Igor,

> Can you please add sanity tests for this change?
> 
> https://bugs.openjdk.java.net/browse/JDK-8037970?focusedCommentId=13478359&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13478359

Ok. 8037970 was just pushed. I created:

https://bugs.openjdk.java.net/browse/JDK-8038786

for this.

Roland.