cedf0cc6_uide_to_Google_Chrome_Warnings__Warning_message
Any of the following: “tabs” permission “webNavigation” permission [Translation] This means the extension could be used to create, modify, and rearrange tabs in the browser or its browser windows. It also means communication can be collected by the extension about navigation which can be related to the window, tab or site you’re interacting with – like if a page doesn’t load that can be reported back. [Warning message] 
Your tabs and browsing activity
WARNING! The Complete Guide to Google Chrome Warnings
Warning message