Bug 1277060 - When typing in the URL bar if a parent process page is loaded and loading about:home using the toolbar button, shortcut, a bookmark, anything besides the url bar - the location bar is not cleared - Notes
Bug 1516022 - promiseDocumentFlushed callbacks will fire even if subframes have mDelayedResize’s pending - Notes
This bounced, and i’d like to figure out why?
Bug 1509250 - Session tab replaced with about:newtab if session manually restored too early after startup - Notes