[gnome-flashback] sound-applet: fix double-promotion warnings

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 4a45562f332a7c1b1ff445f67ee248ce8382d64f
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sun Sep 9 01:12:23 2018 +0300

    sound-applet: fix double-promotion warnings

 gnome-flashback/libsound-applet/gvc-stream-status-icon.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/gnome-flashback/libsound-applet/gvc-stream-status-icon.c 
b/gnome-flashback/libsound-applet/gvc-stream-status-icon.c
index f9bdffa..d7f8534 100644
--- a/gnome-flashback/libsound-applet/gvc-stream-status-icon.c
+++ b/gnome-flashback/libsound-applet/gvc-stream-status-icon.c
@@ -427,20 +427,20 @@ update_icon (GvcStreamStatusIcon *icon)
                 markup = g_strdup_printf (
                                           "<b>%s: %.0f%%</b>\n<small>%0.2f dB\n%s</small>",
                                           icon->priv->display_name,
-                                          100 * (float)volume / PA_VOLUME_NORM,
+                                          100 * (double) volume / PA_VOLUME_NORM,
                                           db,
                                           gvc_mixer_stream_get_description (icon->priv->mixer_stream));
         } else if (can_decibel) {
                 markup = g_strdup_printf (
                                           "<b>%s: %.0f%%</b>\n<small>-&#8734; dB\n%s</small>",
                                           icon->priv->display_name,
-                                          100 * (float)volume / PA_VOLUME_NORM,
+                                          100 * (double) volume / PA_VOLUME_NORM,
                                           gvc_mixer_stream_get_description (icon->priv->mixer_stream));
         } else {
                 markup = g_strdup_printf (
                                           "<b>%s: %.0f%%</b>\n<small>%s</small>",
                                           icon->priv->display_name,
-                                          100 * (float)volume / PA_VOLUME_NORM,
+                                          100 * (double) volume / PA_VOLUME_NORM,
                                           gvc_mixer_stream_get_description (icon->priv->mixer_stream));
         }