iPhone 7Plus/6S iOS 10 master b8b2deedd 1. Launch Firefox 2. Add 7 items in Top Sites 3. In portrait, delete the 7'th item 4. Rotate to landscape and delete the 6'th item Result: Firefox crashes
Was this introduced via bug 1243412? Let's track this.
Created attachment 8809519 [details] [review] Github PR
Comment on attachment 8809519 [details] [review] Github PR I've left some feedback of a case I think you missed. Please let me know if this is an issue.
Verifying as fix on master d66101cc.