hg: jdk/hs: 8193373: Cleanup ElfFile and family

[coleen.phillimore at oracle.com]

Changeset: 2c35fd3c5789
Author:    zgu
Date:      2018-02-14 17:20 -0500
URL:       http://hg.openjdk.java.net/jdk/hs/rev/2c35fd3c5789

8193373: Cleanup ElfFile and family
Summary: Cleanup elf decoder and added test
Reviewed-by: minqi, coleenp

! src/hotspot/os/linux/decoder_linux.cpp
! src/hotspot/share/logging/logTag.hpp
! src/hotspot/share/prims/whitebox.cpp
! src/hotspot/share/utilities/decoder.hpp
! src/hotspot/share/utilities/elfFile.cpp
! src/hotspot/share/utilities/elfFile.hpp
! src/hotspot/share/utilities/elfFuncDescTable.cpp
! src/hotspot/share/utilities/elfFuncDescTable.hpp
! src/hotspot/share/utilities/elfStringTable.cpp
! src/hotspot/share/utilities/elfStringTable.hpp
! src/hotspot/share/utilities/elfSymbolTable.cpp
! src/hotspot/share/utilities/elfSymbolTable.hpp
+ test/hotspot/jtreg/runtime/ElfDecoder/TestElfDirectRead.java
! test/lib/sun/hotspot/WhiteBox.java