Bug 1152574 - Do not report aborted XHR requests in web console. r=sicking

dom/locales/en-US/chrome/security/security.properties

@@ -6,7 +6,6 @@ BlockMixedActiveContent = Blocked loading mixed active content "%1$S"
 # CORS
 # LOCALIZATION NOTE: Do not translate "Access-Control-Allow-Origin", Access-Control-Allow-Credentials, Access-Control-Allow-Methods, Access-Control-Allow-Headers
 CORSDisabled=Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at %1$S. (Reason: CORS disabled).
-CORSRequestFailed=Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at %1$S. (Reason: CORS request failed).
 CORSRequestNotHttp=Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at %1$S. (Reason: CORS request not http).
 CORSMissingAllowOrigin=Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at %1$S. (Reason: CORS header 'Access-Control-Allow-Origin' missing).
 CORSAllowOriginNotMatchingOrigin=Cross-Origin Request Blocked: The Same Origin Policy disallows reading the remote resource at %1$S. (Reason: CORS header 'Access-Control-Allow-Origin' does not match '%2$S').

dom/security/nsCORSListenerProxy.cpp

@@ -538,14 +538,8 @@ nsCORSListenerProxy::CheckRequestApproved(nsIRequest* aRequest)
   // Check if the request failed
   nsresult status;
   nsresult rv = aRequest->GetStatus(&status);
-  if (NS_FAILED(rv)) {
-    LogBlockedRequest(aRequest, "CORSRequestFailed", nullptr);
-    return rv;
-  }
-  if (NS_FAILED(status)) {
-    LogBlockedRequest(aRequest, "CORSRequestFailed", nullptr);
-    return status;
-  }
+  NS_ENSURE_SUCCESS(rv, rv);
+  NS_ENSURE_SUCCESS(status, status);
 
   // Test that things worked on a HTTP level
   nsCOMPtr<nsIHttpChannel> http = do_QueryInterface(aRequest);