Bug 1838415 - Introduce RFPTarget::NavigatorConnection. r=tjr

Differential Revision: https://phabricator.services.mozilla.com/D181202

dom/base/Navigator.cpp

@@ -1840,7 +1840,7 @@ network::Connection* Navigator::GetConnection(ErrorResult& aRv) {
     }
     mConnection = network::Connection::CreateForWindow(
         mWindow, nsGlobalWindowInner::Cast(mWindow)->ShouldResistFingerprinting(
-                     RFPTarget::Unknown));
+                     RFPTarget::NavigatorConnection));
   }
 
   return mConnection;

dom/network/ConnectionWorker.cpp

@@ -141,9 +141,8 @@ class NotifyRunnable : public WorkerRunnable {
 /* static */
 already_AddRefed<ConnectionWorker> ConnectionWorker::Create(
     WorkerPrivate* aWorkerPrivate, ErrorResult& aRv) {
-  bool shouldResistFingerprinting =
-      aWorkerPrivate->GlobalScope()->ShouldResistFingerprinting(
-          RFPTarget::Unknown);
+  bool shouldResistFingerprinting = aWorkerPrivate->ShouldResistFingerprinting(
+      RFPTarget::NavigatorConnection);
   RefPtr<ConnectionWorker> c = new ConnectionWorker(shouldResistFingerprinting);
   c->mProxy = ConnectionProxy::Create(aWorkerPrivate, c);
   if (!c->mProxy) {

toolkit/components/resistfingerprinting/RFPTargets.inc

@@ -59,6 +59,7 @@ ITEM_VALUE(WidgetEvents,                1llu << 35)
 ITEM_VALUE(MediaDevices,                1llu << 36)
 ITEM_VALUE(MediaCapabilities,           1llu << 37)
 ITEM_VALUE(AudioSampleRate,             1llu << 38)
+ITEM_VALUE(NavigatorConnection,         1llu << 39)
 
 // !!! Don't forget to update kDefaultFingerintingProtections in nsRFPService.cpp
 // if necessary.