JS: Mark corresponding lost result for the getter

Author: asgerf

javascript/ql/test/query-tests/Expressions/DuplicateProperty/DuplicateProperty.expected

@@ -1,4 +1,3 @@
-| tst2.js:4:3:6:3 | getX: f ... .x;\\n  } | This property is duplicated $@. | tst2.js:12:3:14:3 | getX: f ... .x;\\n  } | in a later property |
 | tst.js:2:3:2:16 | "key": "value" | This property is duplicated $@. | tst.js:5:3:5:16 | "key": "value" | in a later property |
 | tst.js:4:3:4:14 | "1": "value" | This property is duplicated $@. | tst.js:11:3:11:12 | 1: "value" | in a later property |
 | tst.js:5:3:5:16 | "key": "value" | This property is duplicated $@. | tst.js:6:3:6:16 | 'key': "value" | in a later property |

javascript/ql/test/query-tests/Expressions/DuplicateProperty/tst2.js

@@ -3,7 +3,7 @@ var o = {
 
   getX: function() {
     return this.x;
-  }, // $ Alert
+  }, // $ MISSING: Alert // The structural comparison fails to treat the two 'this' variables as the same
 
   setX: function(x) {
     this.x = x;