Bug 566638 - Make linux proxy support work for all archs

Remove C code for linux proxy support.

Change-Id: Icf99bb69787708766e0c7f7c748238804a4ba597
Reviewed-on: https://git.eclipse.org/r/c/platform/eclipse.platform.team/+/179784
Tested-by: Platform Bot <platform-bot@eclipse.org>
Reviewed-by: Alexander Kurtakov <akurtako@redhat.com>
3 files changed