MD Settings: Fix endless recursion when exiting CBD dialog.

chrome/test/data/webui/settings/route_tests.js

Index: chrome/test/data/webui/settings/route_tests.js
diff --git a/chrome/test/data/webui/settings/route_tests.js b/chrome/test/data/webui/settings/route_tests.js
index 7344683e06fed0b3300a06541bdc34194197abc7..ab0c682e3a658ccae27c3b1087d02f9ff1e0a88e 100644
--- a/chrome/test/data/webui/settings/route_tests.js
+++ b/chrome/test/data/webui/settings/route_tests.js
@@ -106,7 +106,7 @@ suite('route', function() {
     return testNavigateBackUsesHistory(
         settings.Route.ADVANCED,
         settings.Route.PEOPLE,
-        settings.Route.ADVANCED);
+        settings.Route.BASIC);

[dpapad, 2017/03/22 20:18:11]

I had to update this test too, since it assumed that after going back user
should be on chrome://md-settings/advanced. Let me know if you think this
behavior will cause any problems.

   });
 
   test('navigate back to sibling route', function() {
@@ -144,6 +144,11 @@ suite('route', function() {
     assertEquals('', settings.getQueryParameters().toString());
   });
 
+  test('navigateTo ADVANCED forwards to BASIC', function() {
+    settings.navigateTo(settings.Route.ADVANCED);
+    assertEquals(settings.Route.BASIC, settings.getCurrentRoute());
+  });
+
   test('popstate flag works', function() {
     settings.navigateTo(settings.Route.BASIC);
     assertFalse(settings.lastRouteChangeWasPopstate());