Fix for issue #4260 "glFenceSync" Incorrect, Should Take Parameters. (#4339)

AUTHORS

@@ -250,3 +250,5 @@ a license to everyone to use it as detailed in LICENSE.)
 * cynecx <me@cynecx.net>
 * Chris Gibson <cgibson@mrvoxel.com>
 * Harald Reingruber <code*at*h-reingruber.at>
+* Aiden Koss <madd0131@umn.edu>
+* Dustin VanLerberghe <good_ol_dv@hotmail.com>

src/library_gl.js

@@ -2077,9 +2077,9 @@ var LibraryGL = {
   },
 
   glFenceSync__sig: 'iii',
-  glFenceSync: function() {
+  glFenceSync: function(condition, flags) {
     var id = GL.getNewId(GL.syncs);
-    var sync = GLctx.fenceSync();
+    var sync = GLctx.fenceSync(condition, flags);
     sync.name = id;
     GL.syncs[id] = sync;
     return id;