Swap Logger call from check_fd to check

common/lib/xmodule/xmodule/js/src/capa/display.coffee

@@ -138,7 +138,8 @@ class @Problem
   #       maybe preferable to consolidate all dispatches to use FormData
   ###
   check_fd: =>
-    Logger.log 'problem_check', @answers
+    # Calling check from check_fd will result in firing the 'problem_check' event twice, since it is also called in the check function.
+    #Logger.log 'problem_check', @answers
 
     # If there are no file inputs in the problem, we can fall back on @check
     if $('input:file').length == 0
@@ -212,8 +213,7 @@ class @Problem
       $.ajaxWithPrefix("#{@url}/problem_check", settings)
 
   check: =>
-    # Calling check from within check_fd will result in firing the 'problem_check' event twice
-    # Logger.log 'problem_check', @answers
+    Logger.log 'problem_check', @answers
     $.postWithPrefix "#{@url}/problem_check", @answers, (response) =>
       switch response.success
         when 'incorrect', 'correct'