8198287: Cleanup ElfFile usage in whitebox.cpp
Summary: Removed redundant include of elfFile.hpp
Reviewed-by: dholmes, coleenp
Welcome to OpenJDK!
===================
For information about building OpenJDK, including how to fully retrieve all
source code, please see either of these:
* doc/building.html (html version)
* doc/building.md (markdown version)
See http://openjdk.java.net/ for more information about OpenJDK.