Revert of Disable flaky tests related to "Cannot read property 'textdirection' of undefined"

chrome/browser/ui/webui/options/browser_options_browsertest.js

Index: chrome/browser/ui/webui/options/browser_options_browsertest.js
diff --git a/chrome/browser/ui/webui/options/browser_options_browsertest.js b/chrome/browser/ui/webui/options/browser_options_browsertest.js
index db6425dfd9f43e9b90cee218607680068744b4b7..bb6240da88e5cce99d0262da3ff4e3973ceeb8ce 100644
--- a/chrome/browser/ui/webui/options/browser_options_browsertest.js
+++ b/chrome/browser/ui/webui/options/browser_options_browsertest.js
@@ -19,10 +19,6 @@
 // Test opening the browser options has correct location.
 // Times out on Mac debug only. See http://crbug.com/121030
 GEN('#if defined(OS_MACOSX) && !defined(NDEBUG)');
-GEN('#define MAYBE_testOpenBrowserOptions ' +
-    'DISABLED_testOpenBrowserOptions');
-// Flaky on Winxp: http://crbug.com/396752.
-GEN('#elif defined(OS_WIN)');
 GEN('#define MAYBE_testOpenBrowserOptions ' +
     'DISABLED_testOpenBrowserOptions');
 GEN('#else');