On any platform besides Firefox avoid excessive chrome.tabs.onUpdated
invocations. This commit does nothing on Firefox because Firefox has
some race conditions. Also, Firefox does not support non-persistent background
contexts so it would not benefit from this optimization.
On any platform besides Firefox avoid excessive
chrome.tabs.onUpdated
invocations. This commit does nothing on Firefox because Firefox has some race conditions. Also, Firefox does not support non-persistent background contexts so it would not benefit from this optimization.