hg: jdk9/hs/jdk: 8156226: DiagnosticCommandImpl::invoke throws not very comprehensive message in case if method exists but signature or parameters are wrong

[kirill.zhaldybin at oracle.com]

Changeset: 886791e5b3a8
Author:    kzhaldyb
Date:      2016-06-15 20:43 +0300
URL:       http://hg.openjdk.java.net/jdk9/hs/jdk/rev/886791e5b3a8

8156226: DiagnosticCommandImpl::invoke throws not very comprehensive message in case if method exists but signature or parameters are wrong
Reviewed-by: mchung, dholmes, dfuchs

! src/jdk.management/share/classes/com/sun/management/internal/DiagnosticCommandImpl.java