[libgit2-glib] meson: Remove host system variable

[Iñigo Martínez <inigomartinez src gnome org>]

commit f7be77272172f2ea72919a4683efbddee3dec965
Author: Iñigo Martínez <inigomartinez gmail com>
Date:   Fri Jan 19 13:21:09 2018 +0100

    meson: Remove host system variable
    
    The variable holding information about the host system is not
    used at all.
    
    This patch removes this unused variable.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=792699

 meson.build |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/meson.build b/meson.build
index 4ba0d7e..7454068 100644
--- a/meson.build
+++ b/meson.build
@@ -40,7 +40,6 @@ libgit2_glib_datadir = join_paths(libgit2_glib_prefix, get_option('datadir'))
 libgit2_glib_pkgincludedir = join_paths(libgit2_glib_includedir, libgit2_glib_api_name, meson.project_name())
 
 cc = meson.get_compiler('c')
-host_system = host_machine.system()
 
 # Compiler flags
 if cc.get_id() == 'msvc'