Register for this year’s #ChromeDevSummit happening on Nov. 11-12 in San Francisco to learn about the latest features and tools coming to the Web. Request an invite on the Chrome Dev Summit 2019 website

Local Modifications

DevTools - Local Modifications

Local modifications lets you see what changes have been made (via DevTools) to certain source files.

Once you've made your change and saved it, right click on the file within Sources Panel and select Local modifications. Each modification will be listed as a new change and each can be reverted.