Remove the "long" Object objRef constructor

Did analyze the assembler generated by the more verbose option in
Parser.cc that is a hot path and the assembler was the same
6 jobs for remove_obj_long_ref in 10 minutes and 8 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #121575
build

00:06:22

passed #121580
build_android

00:01:07

passed #121576
build_clang_libcpp

00:04:44

passed #121579
build_clazy

00:04:19

passed #121577
build_gcc_49

00:06:07

passed #121578
build_mingw64_fedora

00:10:00