[gtk/power-on-switch] Use power symbols for GtkSwitch labels

[Emmanuele Bassi <ebassi src gnome org>]

commit 796e884c3f90598f352f9c7886ceb671f257c134
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Fri Jan 11 15:06:18 2019 +0000

    Use power symbols for GtkSwitch labels
    
    Both the "on" and "off" IEC states have a corresponding Unicode glyph,
    starting from Unicode 9.0.

 gtk/gtkswitch.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkswitch.c b/gtk/gtkswitch.c
index 08ebfd6ee1..bf63f34fd2 100644
--- a/gtk/gtkswitch.c
+++ b/gtk/gtkswitch.c
@@ -299,10 +299,10 @@ gtk_switch_create_pango_layouts (GtkSwitch *self)
   GtkSwitchPrivate *priv = self->priv;
 
   g_clear_object (&priv->on_layout);
-  priv->on_layout = gtk_widget_create_pango_layout (GTK_WIDGET (self), "❙");
+  priv->on_layout = gtk_widget_create_pango_layout (GTK_WIDGET (self), "⏽");
 
   g_clear_object (&priv->off_layout);
-  priv->off_layout = gtk_widget_create_pango_layout (GTK_WIDGET (self), "○");
+  priv->off_layout = gtk_widget_create_pango_layout (GTK_WIDGET (self), "⭘");
 }
 
 static void