Prevent idle poweroff in the MIDI player

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13427 a1c6a512-1295-4272-9138-f99709370657

apps/plugins/midiplay.c

@@ -277,6 +277,9 @@ int midimain(void * filename)
     #endif
         rb->yield();
 
+        /* Prevent idle poweroff */
+        rb->reset_poweroff_timer();
+
         /* Code taken from Oscilloscope plugin */
         switch(rb->button_get(false))
         {