Remove obsolete code.

Android Summary:
Fixes build with clang.
i.e. frameworks/compile/mclinker/lib/Target/ELFMCLinker.cpp:21:22:
error: unused variable 'map' [-Werror,-Wunused-const-variable]
static const NameMap map[] =
                     ^
Change-Id: Ibf94c1edae126aedde2174b785a8d01f4beb38cd