Bug 1493563 - Part 6: Only restrict notifying same loading URI channels to tracking protection notifications; r=baku

This check was originally added for tracking protection, and we need to keep
the state of the document updated for the rest of our blocking states even
for third-party channels.

Differential Revision: https://phabricator.services.mozilla.com/D6596

dom/base/nsGlobalWindowOuter.cpp

@@ -5295,7 +5295,8 @@ nsGlobalWindowOuter::NotifyContentBlockingState(unsigned aState,
   // To prevent showing the TrackingProtection UI on the wrong page, we need to
   // check that the loading URI for the channel is the same as the URI currently
   // loaded in the document.
-  if (!SameLoadingURI(doc, aChannel)) {
+  if (!SameLoadingURI(doc, aChannel) &&
+      aState == nsIWebProgressListener::STATE_BLOCKED_TRACKING_CONTENT) {
     return;
   }