Bug 934091 - Add current process ID to the {++|--}{DOMWINDOW|DOCSHELL} debug output
Bug 932898 - Bring back the shutdown leak detector
Bug 932898 - Fix leaks in /browser/base/content/test/general/
Bug 932898 - Disable browser_248970_b_perwindowpb.js
add browser_thumbnails_background_crash.js to browser.ini