hg: jdk10/hs/hotspot: 8077203: Avoid unnecessary stripping of package names from FQN's in is_same_class_package() methods

[harold.seigel at oracle.com]

Changeset: 9881b2187151
Author:    hseigel
Date:      2017-07-20 11:01 -0400
URL:       http://hg.openjdk.java.net/jdk10/hs/hotspot/rev/9881b2187151

8077203: Avoid unnecessary stripping of package names from FQN's in is_same_class_package() methods
Summary: Extract package name from instance klass's package entry record
Reviewed-by: redestad, coleenp, lfoltan

! src/share/vm/classfile/classFileParser.cpp
! src/share/vm/oops/instanceKlass.cpp
! src/share/vm/oops/instanceKlass.hpp