Issue 1409 - Fix some errors in adblockplustest

chrome/content/tests/filterStorage.js

 (function()
 {
   module("Filter storage", {
     setup: function()
     {
       prepareFilterComponents.call(this);
       preparePrefs.call(this);
       Prefs.savestats = true;
     },
     teardown: function()
@@ skipping 351 matching lines @@
     let filter1 = Filter.fromText("filter1");
     let filter2 = Filter.fromText("filter2");
 
     FilterStorage.addFilter(filter1);
 
     equal(filter1.hitCount, 0, "filter1 initial hit count");
     equal(filter2.hitCount, 0, "filter2 initial hit count");
     equal(filter1.lastHit, 0, "filter1 initial last hit");
     equal(filter2.lastHit, 0, "filter2 initial last hit");
 
-    let changes = [];
+    changes = [];
     FilterStorage.increaseHitCount(filter1);
     equal(filter1.hitCount, 1, "Hit count after increase (filter in list)");
     ok(filter1.lastHit > 0, "Last hit changed after increase");
     deepEqual(changes, ["filter.hitCount filter1", "filter.lastHit filter1"], "Received changes");
 
-    let changes = [];
+    changes = [];
     FilterStorage.increaseHitCount(filter2);
     equal(filter2.hitCount, 1, "Hit count after increase (filter not in list)");
     ok(filter2.lastHit > 0, "Last hit changed after increase");
     deepEqual(changes, ["filter.hitCount filter2", "filter.lastHit filter2"], "Received changes");
 
-    let changes = [];
+    changes = [];
     FilterStorage.resetHitCounts([filter1]);
     equal(filter1.hitCount, 0, "Hit count after reset");
     equal(filter1.lastHit, 0, "Last hit after reset");
     deepEqual(changes, ["filter.hitCount filter1", "filter.lastHit filter1"], "Received changes");
 
-    let changes = [];
+    changes = [];
     FilterStorage.resetHitCounts(null);
     equal(filter2.hitCount, 0, "Hit count after complete reset");
     equal(filter2.lastHit, 0, "Last hit after complete reset");
     deepEqual(changes, ["filter.hitCount filter2", "filter.lastHit filter2"], "Received changes");
   });
 
   test("Filter/subscription relationship", function()
   {
     let filter1 = Filter.fromText("filter1");
     let filter2 = Filter.fromText("filter2");
@@ skipping 48 matching lines @@
     compareFilterSubscriptions("filter2 subscriptions after updating http://test3/ filters", filter2, [subscription2, subscription3]);
     compareFilterSubscriptions("filter3 subscriptions after updating http://test3/ filters", filter3, [subscription2]);
 
     FilterStorage.removeSubscription(subscription3);
 
     compareFilterSubscriptions("filter1 subscriptions after removing http://test3/", filter1, []);
     compareFilterSubscriptions("filter2 subscriptions after removing http://test3/", filter2, [subscription2]);
     compareFilterSubscriptions("filter3 subscriptions after removing http://test3/", filter3, [subscription2]);
   });
 })();