Bug 1362461 - Port bug 1319111 to mail: Set loadinfo.resultPrincipalURI in about: redirector. r=jorgk DONTBUILD

mail/components/aboutRedirector.js

@@ -52,6 +52,7 @@ AboutRedirector.prototype = {
     let newURI = Services.io.newURI(this._redirMap[name].url);
     let channel = Services.io.newChannelFromURIWithLoadInfo(newURI, aLoadInfo);
     channel.originalURI = aURI;
+    aLoadInfo.resultPrincipalURI = aURI;
 
     if (this._redirMap[name].flags & Ci.nsIAboutModule.URI_SAFE_FOR_UNTRUSTED_CONTENT) {
       let principal = Services.scriptSecurityManager.getNoAppCodebasePrincipal(aURI);