[gnome-games/wip/exalm/ds: 2/15] retro-runner: Stop using x-dpi and y-dpi

[Alexander Mikhaylenko <alexm src gnome org>]

commit fdd0b65d3b0df401951ef7ad135a71e87c8dc591
Author: Alexander Mikhaylenko <exalm7659 gmail com>
Date:   Wed Aug 14 13:01:33 2019 +0500

    retro-runner: Stop using x-dpi and y-dpi
    
    retro-gtk deprecated them, use Retro.pixbuf_get_aspect_ratio() instead.

 src/retro/retro-runner.vala | 23 +----------------------
 1 file changed, 1 insertion(+), 22 deletions(-)
---
diff --git a/src/retro/retro-runner.vala b/src/retro/retro-runner.vala
index 37a16ad4..a48b6220 100644
--- a/src/retro/retro-runner.vala
+++ b/src/retro/retro-runner.vala
@@ -471,7 +471,7 @@ public class Games.RetroRunner : Object, Runner {
                // Populate the metadata file
                var now_time = new DateTime.now ();
                var platform_prefix = platform.get_uid_prefix ();
-               var ratio = get_screenshot_aspect_ratio ();
+               var ratio = Retro.pixbuf_get_aspect_ratio (current_state_pixbuf);
                if (is_automatic)
                        tmp_live_savestate.set_metadata_automatic (now_time, platform_prefix, get_core_id (), 
ratio);
                else {
@@ -549,27 +549,6 @@ public class Games.RetroRunner : Object, Runner {
                core.set_memory (Retro.MemoryType.SAVE_RAM, bytes);
        }
 
-       private double get_screenshot_aspect_ratio () {
-               var pixbuf = current_state_pixbuf;
-               if (pixbuf == null)
-                       return 0;
-
-               var x_dpi = pixbuf.get_option ("x-dpi");
-               var y_dpi = pixbuf.get_option ("y-dpi");
-
-               if (x_dpi == null || y_dpi == null)
-                       return 0;
-
-               float x = 0, y = 0;
-               x_dpi.scanf ("%g", out x);
-               y_dpi.scanf ("%g", out y);
-
-               if (y == 0)
-                       return 0;
-
-               return (double) x / y;
-       }
-
        private void save_screenshot_in_tmp () throws Error {
                var pixbuf = current_state_pixbuf;
                if (pixbuf == null)