[gnome-usage] better-box: Remove BetterBox C code

[Petr Štětka <pstetka src gnome org>]

commit 08dc0c0864d37e5d435e0b1e4285a635a6b8efce
Author: Petr Štětka <pstetka redhat com>
Date:   Wed May 3 14:36:16 2017 +0200

    better-box: Remove BetterBox C code
    
    https://bugzilla.gnome.org/show_bug.cgi?id=781607

 src/better-box.c      |  135 -------------------------------------------------
 src/better-box.h      |   23 --------
 src/meson.build       |    4 +-
 src/vapis/better.vapi |   11 ----
 4 files changed, 1 insertions(+), 172 deletions(-)
---
diff --git a/src/meson.build b/src/meson.build
index 80d9c5c..0d9896e 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -39,14 +39,12 @@ vala_sources = [
     'system-monitor.vala',
     'utils.vala',
     'view.vala',
-    'window.vala',
-    'better-box.c']
+    'window.vala']
 
 vala_args = [
     '--gresources=' + meson.source_root() + '/data/org.gnome.Usage.gresource.xml',
     '--pkg=rg',
     '--pkg=egg',
-    '--pkg=better',
     '--pkg=libgtop-2.0',
     '--pkg=config',
     '--pkg=posix',