[gnome-games/wip/exalm/runner-refactor: 52/56] retro-runner: Make latest_savestate local

[Alexander Mikhaylenko <alexm src gnome org>]

commit f35a488d6c4d5617246893103701e5b9d17bad16
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Sat Mar 7 16:53:10 2020 +0500

    retro-runner: Make latest_savestate local
    
    It's only ever used in prepare() now.

 src/retro/retro-runner.vala | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)
---
diff --git a/src/retro/retro-runner.vala b/src/retro/retro-runner.vala
index 429647fa..e180ae65 100644
--- a/src/retro/retro-runner.vala
+++ b/src/retro/retro-runner.vala
@@ -47,7 +47,6 @@ public class Games.RetroRunner : Object, Runner {
        private Game game;
        private SnapshotManager snapshot_manager;
 
-       private Savestate latest_savestate;
        private Savestate previewed_savestate;
 
        private string tmp_save_dir;
@@ -214,15 +213,18 @@ public class Games.RetroRunner : Object, Runner {
                try {
                        snapshot_manager = new SnapshotManager (game, get_core_id ());
 
-                       latest_savestate = snapshot_manager.get_latest_snapshot ();
+                       var snapshot = snapshot_manager.get_latest_snapshot ();
 
                        tmp_save_dir = create_tmp_save_dir ();
-                       if (latest_savestate != null)
-                               latest_savestate.copy_save_dir_to (tmp_save_dir);
+                       if (snapshot != null)
+                               snapshot.copy_save_dir_to (tmp_save_dir);
 
                        prepare_core ();
 
-                       reset_metadata (latest_savestate);
+                       reset_metadata (snapshot);
+
+                       if (snapshot != null)
+                               preview_savestate (snapshot);
                }
                catch (RetroError.MODULE_NOT_FOUND e) {
                        debug ("%s\n", e.message);
@@ -235,10 +237,6 @@ public class Games.RetroRunner : Object, Runner {
                catch (Error e) {
                        throw new RunnerError.OTHER (e.message);
                }
-
-               // Step 3) Preview the latest savestate --------------------------------
-               if (latest_savestate != null)
-                       preview_savestate (latest_savestate);
        }
 
        public void start () throws Error {