[MD settings] split protocol handler tests from site tests

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

Index: chrome/test/data/webui/settings/cr_settings_browsertest.js
diff --git a/chrome/test/data/webui/settings/cr_settings_browsertest.js b/chrome/test/data/webui/settings/cr_settings_browsertest.js
index b4cb8b9ec71e0549205c03d0ae5c033d059322e4..376938e9c2bbe8b5f2d31ed5ae9ce9c0b7437368 100644
--- a/chrome/test/data/webui/settings/cr_settings_browsertest.js
+++ b/chrome/test/data/webui/settings/cr_settings_browsertest.js
@@ -805,7 +805,6 @@ CrSettingsSiteSettingsTest.prototype = {
     'test_site_settings_prefs_browser_proxy.js',
     'zoom_levels_tests.js',
     'usb_devices_tests.js',
-    'protocol_handlers_tests.js',
     'site_data_details_subpage_tests.js',
   ]),
 };
@@ -818,7 +817,6 @@ TEST_F('CrSettingsSiteSettingsTest', 'SiteSettings', function() {
   site_list.registerTests();
   zoom_levels.registerTests();
   usb_devices.registerTests();
-  protocol_handlers.registerTests();
 
   mocha.run();
 });
@@ -827,6 +825,30 @@ TEST_F('CrSettingsSiteSettingsTest', 'SiteSettings', function() {
  * @constructor
  * @extends {CrSettingsBrowserTest}
  */
+function CrSettingsProtocolHandlersTest() {}
+
+CrSettingsProtocolHandlersTest.prototype = {
+  __proto__: CrSettingsBrowserTest.prototype,
+
+  /** @override */
+  browsePreload: 'chrome://md-settings/privacy_page/privacy_page.html',
+
+  /** @override */
+  extraLibraries: CrSettingsBrowserTest.prototype.extraLibraries.concat([
+    'test_browser_proxy.js',
+    'test_site_settings_prefs_browser_proxy.js',
+    'protocol_handlers_tests.js',
+  ]),
+};
+
+TEST_F('CrSettingsProtocolHandlersTest', 'ProtocolHandlers', function() {
+  mocha.run();
+});
+
+/**
+ * @constructor
+ * @extends {CrSettingsBrowserTest}
+ */
 function CrSettingsSiteDataTest() {}
 
 CrSettingsSiteDataTest.prototype = {