[MD settings] appearance browser 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 cc40fa7e73f90876490cd37c9ed16373cb178a22..5013747250609dc736d31f898b48dc67bc348629 100644
--- a/chrome/test/data/webui/settings/cr_settings_browsertest.js
+++ b/chrome/test/data/webui/settings/cr_settings_browsertest.js
@@ -119,6 +119,32 @@ TEST_F('CrSettingsResetPageTest', 'ResetPage', function() {
 });
 
 /**
+ * Test fixture for chrome/browser/resources/settings/appearance_page/.
+ * @constructor
+ * @extends {CrSettingsBrowserTest}
+*/
+function CrSettingsAppearancePageTest() {}
+
+CrSettingsAppearancePageTest.prototype = {
+  __proto__: CrSettingsBrowserTest.prototype,
+
+  /** @override */
+  browsePreload: 'chrome://md-settings/appearance_page/appearance_page.html',
+
+  /** @override */
+  extraLibraries: PolymerTest.getLibraries(ROOT_PATH).concat([
+    ROOT_PATH + 'ui/webui/resources/js/promise_resolver.js',
+    'test_browser_proxy.js',
+    'appearance_browsertest.js',
+  ]),
+};
+
+TEST_F('CrSettingsAppearancePageTest', 'AppearancePage', function() {
+  settings_appearance.registerTests();
+  mocha.run();
+});
+
+/**
  * Test fixture for chrome/browser/resources/settings/search_page/.
  * @constructor
  * @extends {CrSettingsBrowserTest}