[tracker] tracker-extract: Add nmm:Playlist to the list of handled classes

[Carlos Garnacho <carlosg src gnome org>]

commit a8d6f648fae78216c4f8c391d12e0d31224530bc
Author: Carlos Garnacho <carlosg gnome org>
Date:   Thu Feb 19 14:01:38 2015 +0100

    tracker-extract: Add nmm:Playlist to the list of handled classes
    
    This class has tracker:notify true, but tracker-extract happened to ignore
    it...

 src/tracker-extract/tracker-extract-decorator.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/tracker-extract/tracker-extract-decorator.c b/src/tracker-extract/tracker-extract-decorator.c
index bfb86c7..fb33b14 100644
--- a/src/tracker-extract/tracker-extract-decorator.c
+++ b/src/tracker-extract/tracker-extract-decorator.c
@@ -73,6 +73,7 @@ static const gchar *supported_classes[] = {
        "nfo:Image",
        "nfo:Video",
        "nfo:FilesystemImage",
+       "nmm:Playlist",
        NULL
 };