bluetooth-internals: Fix flaky test

chrome/test/data/webui/bluetooth_internals_browsertest.js

Index: chrome/test/data/webui/bluetooth_internals_browsertest.js
diff --git a/chrome/test/data/webui/bluetooth_internals_browsertest.js b/chrome/test/data/webui/bluetooth_internals_browsertest.js
index cef7a06f633eb004ea3ad238b27e29ea55c1bec2..a7ab6ad95ddd5610298db8cfd455771ba9d12f30 100644
--- a/chrome/test/data/webui/bluetooth_internals_browsertest.js
+++ b/chrome/test/data/webui/bluetooth_internals_browsertest.js
@@ -307,15 +307,7 @@ BluetoothInternalsTest.prototype = {
   },
 };
 
-// Flaky on Debug and ASAN. See crbug.com/707530
-GEN('#if !defined(NDEBUG) || defined(ADDRESS_SANITIZER)');
-GEN('#define MAYBE_Startup_BluetoothInternals ' +
-    'DISABLED_Startup_BluetoothInternals');
-GEN('#else');
-GEN('#define MAYBE_Startup_BluetoothInternals Startup_BluetoothInternals');
-GEN('#endif');
-
-TEST_F('BluetoothInternalsTest', 'MAYBE_Startup_BluetoothInternals',
+TEST_F('BluetoothInternalsTest', 'Startup_BluetoothInternals',

[dpapad, 2017/04/20 01:38:06]

FWIW, I am planning to disable all WebUI tests in *SAN bots. I landed this a
while ago, but got reverted, https://codereview.chromium.org/2690303003. Will
get back to it soon.

I am suspecting that even with this fix the test might still fail (meaning
timeout) on such bots.

     function() {
   /** @const */ var PageManager = cr.ui.pageManager.PageManager;
 
@@ -677,7 +669,7 @@ TEST_F('BluetoothInternalsTest', 'MAYBE_Startup_BluetoothInternals',
       whenSnackbarShows(snackbar3).then(next);
       snackbar3.addEventListener('dismissed', next);
 
-      whenSnackbarShows(snackbar1).then(function() {
+      return whenSnackbarShows(snackbar1).then(function() {
         return snackbar.Snackbar.dismiss(true);
       }).then(function() {
         expectEquals(0, snackbar.Snackbar.queue_.length);