inject content script to dead pages after reload/upgrade extension
If you ever worked on a chrome extension...

You must have got tired of Ctrl+F5 reloading the webpage again and again...

before getting extension to work?

Here We make this demo, which includes source code ,a demo interface
,
also a guide on how to use this source code for your own extension code.

https://chrome.google.com/webstore/detail/actively-inject-content-s/ahnalmpldlchfenakoanpnelnknbielo