Introduce networkingPrivate.getCertificateLists

chrome/test/data/extensions/api_test/networking_private/chromeos/test.js

Index: chrome/test/data/extensions/api_test/networking_private/chromeos/test.js
diff --git a/chrome/test/data/extensions/api_test/networking_private/chromeos/test.js b/chrome/test/data/extensions/api_test/networking_private/chromeos/test.js
index 388390dd53bf0cae6f36e707462163e369155eaa..400ac5af933af752ff74adb6495960a47f15fc0c 100644
--- a/chrome/test/data/extensions/api_test/networking_private/chromeos/test.js
+++ b/chrome/test/data/extensions/api_test/networking_private/chromeos/test.js
@@ -799,6 +799,12 @@ var availableTests = [
     chrome.networkingPrivate.onDeviceStateListChanged.addListener(listener);
     chrome.networkingPrivate.disableNetworkType('WiFi');
   },
+  function onCertificateListsChangedEvent() {
+    chrome.test.listenOnce(
+        chrome.networkingPrivate.onCertificateListsChanged, function() {});
+    // The test delegate will send a change event when we request the certs.

[tbarzic, 2017/05/23 18:01:58]

I'd go with something more explicit here, e.g.
chrome.test.sendMessage('listenerReady');
and have browser fire onCertificateListsChanged  when it received this message.

up to you, though

[stevenjb, 2017/05/25 00:01:11]

Ah, I knew there had to be a better way. I think I have a mental block against
chrome.send and friends :) Done!

+    chrome.networkingPrivate.getCertificateLists(callbackPass(function() {}));
+  },
   function verifyDestination() {
     chrome.networkingPrivate.verifyDestination(
       verificationProperties,
@@ -971,6 +977,13 @@ var availableTests = [
               'tetherName1', 50, 'tetherCarrier1', 75, true);
         }));
   },
+  function getCertificateLists() {
+    chrome.networkingPrivate.getCertificateLists(
+        callbackPass(function(certificateLists) {
+          assertEq(1, certificateLists.server_ca_certificates.length);
+          assertEq(0, certificateLists.user_certificates.length);
+        }));
+  },
 ];
 
 chrome.test.getConfig(function(config) {