Bug 982997 - Add some logging. r=jwalker

toolkit/devtools/server/tests/browser/browser_storage_dynamic_windows.js

@@ -114,6 +114,7 @@ function testReload() {
       info("shouldBeEmptyFirst is empty now");
     }
     else if (!data.added || !Object.keys(data.added).length) {
+      info(JSON.stringify(data));
       ok(false, "deleted object should have something if an added object " +
          "does not have anything");
       endTestReloaded();
@@ -159,6 +160,7 @@ function testAddIframe() {
   };
 
   let onStoresUpdate = data => {
+    info(JSON.stringify(data));
     info("checking if the hosts list is correct for this iframe addition");
 
     markOutMatched(shouldBeEmpty, data.added);