import changes from tenfourfox:

- #525: improve message (5742c507e)
- closes #535: add TLD update to upcert script and pull up for testing (de66c97d                                                                      a)
- #534: M1505181 M1506640 (5fc65abad)
- #534: M1499861 M1500759 M1500310 M1507907 (6db6f6ac2)
- #534: M1487964 (8126d332a)
- #534: M1499028 M1510471 (3cf019ddc)
- #534: update certs, pins, TLDs (924456ed5)
and remove 104fx scripts.

netwerk/protocol/http/HttpBaseChannel.cpp

@@ -3072,14 +3072,17 @@ HttpBaseChannel::GetPerformance()
     return nullptr;
   }
 
-  // We only add to the document's performance object if it has the same
-  // principal as the one triggering the load. This is to prevent navigations
-  // triggered _by_ the iframe from showing up in the parent document's
-  // performance entries if they have different origins.
   if (!mLoadInfo->TriggeringPrincipal()->Equals(loadingDocument->NodePrincipal())) {
     return nullptr;
   }
 
+  if (mLoadInfo->GetExternalContentPolicyType() == nsIContentPolicy::TYPE_SUBDOCUMENT &&
+      !mLoadInfo->GetIsFromProcessingFrameAttributes()) {
+    // We only report loads caused by processing the attributes of the
+    // browsing context container.
+    return nullptr;
+  }
+
   nsCOMPtr<nsPIDOMWindow> innerWindow = loadingDocument->GetInnerWindow();
   if (!innerWindow) {
     return nullptr;