Bug 1594979 - Logpoints fail to log with `frame is null`. r=bhackett

Differential Revision: https://phabricator.services.mozilla.com/D52310

--HG--
extra : moz-landing-system : lando

devtools/client/webconsole/utils/messages.js

@@ -244,7 +244,7 @@ function transformConsoleAPICallPacket(packet) {
       }
     : null;
 
-  if (type === "logPointError" || type === "logPoint") {
+  if (frame && (type === "logPointError" || type === "logPoint")) {
     frame.options = { logPoint: true };
   }