macosx: Do NOT call config_SaveConfigFile() if you don't intend to save ALL...

macosx: Do NOT call config_SaveConfigFile() if you don't intend to save ALL the options that might have changed. If you want to autosave something, the config option needs to be marked with change_autosave() and the core will save the option.

modules/gui/macosx/intf.m

@@ -659,11 +659,6 @@ static VLCMain *_o_sharedMainInstance = nil;
 
     /* make sure that the current volume is saved */
     config_PutInt( p_intf->p_libvlc, "volume", i_lastShownVolume );
-    returnedValue = config_SaveConfigFile( p_intf->p_libvlc, "main" );
-    if( returnedValue != 0 )
-        msg_Err( p_intf,
-                 "error while saving volume in osx's terminate method (%i)",
-                 returnedValue );
 
     /* save the prefs if they were changed in the extended panel */
     if(o_extended && [o_extended getConfigChanged])