[longomatch] Fix hotkey actions for frame stepping

[Andoni Morales Alastruey <amorales src gnome org>]

commit 358c8e489fd65a6eaad3effffbd94b1d4abc9e6c
Author: Andoni Morales Alastruey <ylatuya gmail com>
Date:   Fri Oct 31 14:58:45 2014 +0100

    Fix hotkey actions for frame stepping

 LongoMatch.Services/Services/PlaylistManager.cs |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/LongoMatch.Services/Services/PlaylistManager.cs b/LongoMatch.Services/Services/PlaylistManager.cs
index 352b9e9..d59d0b1 100644
--- a/LongoMatch.Services/Services/PlaylistManager.cs
+++ b/LongoMatch.Services/Services/PlaylistManager.cs
@@ -257,10 +257,10 @@ namespace LongoMatch.Services
 
                                switch (action) {
                                case KeyAction.FrameUp:
-                                       player.SeekToPreviousFrame ();
+                                       player.SeekToNextFrame ();
                                        return;
                                case KeyAction.FrameDown:
-                                       player.SeekToNextFrame ();
+                                       player.SeekToPreviousFrame ();
                                        return;
                                case KeyAction.JumpUp:
                                        player.StepForward ();