http://tinderbox.mozilla.org/showlog.cgi?log=Firefox/1297337804.1297338917.24899.gz TEST-START | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js TEST-PASS | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | There are no hidden tabs TEST-PASS | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | The menu should be hidden TEST-PASS | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | The tab view iframe is not loaded TEST-PASS | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | The tab view iframe is not loaded after pressing the next group key combination TEST-PASS | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | The menu should be visible now TEST-PASS | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | There are no hidden tabs TEST-PASS | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | The tab view iframe is not loaded after opening tab context menu TEST-INFO | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | Console message: [JavaScript Warning: "Error in parsing value for '-moz-column-count'. Declaration dropped." {file: "chrome://browser/content/tabview.html" line: 0}] TEST-INFO | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | Console message: [JavaScript Warning: "Error in parsing value for '-moz-column-count'. Declaration dropped." {file: "chrome://browser/content/tabview.html" line: 0}] TEST-PASS | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | Tab View is visible NEXT ERROR TEST-UNEXPECTED-FAIL | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | There are two group items - Got 1, expected 2 TEST-UNEXPECTED-FAIL | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | There should be one tab item in the first group - Got 2, expected 1 TEST-INFO | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | Console message: [JavaScript Error: "contentWindow.GroupItems.groupItems[1] is undefined" {file: "chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js" line: 103}] TEST-INFO | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | Console message: [JavaScript Warning: "Error in parsing value for 'width'. Declaration dropped." {file: "chrome://browser/content/tabview.html" line: 0}] TEST-INFO | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | Console message: [JavaScript Warning: "Error in parsing value for '-moz-column-count'. Declaration dropped." {file: "chrome://browser/content/tabview.html" line: 0}] TEST-UNEXPECTED-FAIL | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | Test timed out INFO TEST-END | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | finished in 30010ms TEST-INFO | checking window state TEST-UNEXPECTED-FAIL | chrome://mochitests/content/browser/browser/base/content/test/tabview/browser_tabview_bug626525.js | Found a browser window after previous test timed out

This is because of a (latent) race condition, which I discovered while working on bug 631747. It should be fixed by that patch.

Bug 631747 landed. This should be fixed.