hg: jdk10/hs/hotspot: 8154791: Xlog classload too redundant msgs info/debug

[rachel.protacio at oracle.com]

Changeset: a313d6078c65
Author:    rprotacio
Date:      2017-05-08 09:45 -0400
URL:       http://hg.openjdk.java.net/jdk10/hs/hotspot/rev/a313d6078c65

8154791: Xlog classload too redundant msgs info/debug
Summary: Removed redundant information from class+load UL messages, ensured side-by-side printing of different levels for same class, cleaned up code
Reviewed-by: iklam, dholmes

! src/share/vm/classfile/classFileParser.cpp
! src/share/vm/classfile/systemDictionary.cpp
! src/share/vm/oops/instanceKlass.cpp
! src/share/vm/oops/instanceKlass.hpp
! test/runtime/modules/PatchModule/PatchModuleTraceCL.java