[gnome-mines] remove unused flag-symbolic.svg to fix invisible flag

[Robert Roth <robertroth src gnome org>]

commit 18cff06331e11e29d92513062b8fa1336d34ab33
Author: Jeremy Bicha <jbicha ubuntu com>
Date:   Tue Sep 25 19:52:18 2018 -0400

    remove unused flag-symbolic.svg to fix invisible flag
    
    glib 2.58 changed fallback icon loading
    
    Thanks Yanko Kaneti for the suggestion.
    
    Closes: https://gitlab.gnome.org/GNOME/gnome-mines/issues/25

 data/flag-symbolic.svg | 91 --------------------------------------------------
 data/meson.build       |  2 --
 src/interface.ui       |  2 +-
 3 files changed, 1 insertion(+), 94 deletions(-)
---
diff --git a/data/meson.build b/data/meson.build
index c18c617..1ef1656 100644
--- a/data/meson.build
+++ b/data/meson.build
@@ -4,8 +4,6 @@ foreach size: [ '16x16', '22x22', '24x24', '32x32', '48x48', '256x256' ]
 endforeach
 install_data (join_paths ('icons', 'hicolor', 'scalable', 'gnome-mines-symbolic.svg'),
               install_dir: join_paths (datadir, 'icons', 'hicolor', 'scalable', 'apps'))
-install_data ('flag-symbolic.svg',
-              install_dir: join_paths (datadir, 'icons', 'hicolor', '16x16', 'actions'))
 
 install_data ('org.gnome.mines.gschema.xml',
               install_dir: join_paths (datadir, 'glib-2.0', 'schemas'))
diff --git a/src/interface.ui b/src/interface.ui
index 078ba3b..c511a55 100644
--- a/src/interface.ui
+++ b/src/interface.ui
@@ -287,7 +287,7 @@
                                 <property name="visible">True</property>
                                 <property name="can_focus">False</property>
                                 <property name="pixel_size">32</property>
-                                <property name="icon_name">flag-symbolic</property>
+                                <property name="icon_name">flag</property>
                               </object>
                               <packing>
                                 <property name="expand">False</property>