chrome-extensionGet active tab ID

chrome.tabs.query({active: true, currentWindow: true}, function(tabs) {
  var tab = tabs[0];
  console.log(tab.id);
});ctrl + cyoutubegithub

`chrome.tabs.query` returns tabs list based on query	`active: true, currentWindow: true` we want active tab
`tab = tabs[0]` we expect only one tab in the result list, which is a curent tab	`console.log(tab.id)` log tab id to console