Revert of MD Settings: enable by default in client

chrome/browser/ui/webui/options/options_ui_browsertest.h

Index: chrome/browser/ui/webui/options/options_ui_browsertest.h
diff --git a/chrome/browser/ui/webui/options/options_ui_browsertest.h b/chrome/browser/ui/webui/options/options_ui_browsertest.h
index 35b49b2e6dd9ba2d4f1ae663c1bbebc3017d199b..aa75e2b361c2be3a9e03b05cbcae2d533aa09029 100644
--- a/chrome/browser/ui/webui/options/options_ui_browsertest.h
+++ b/chrome/browser/ui/webui/options/options_ui_browsertest.h
@@ -8,7 +8,6 @@
 #include <string>
 
 #include "base/macros.h"
-#include "base/test/scoped_feature_list.h"
 #include "chrome/test/base/in_process_browser_test.h"
 
 namespace content {
@@ -20,8 +19,6 @@
 class OptionsUIBrowserTest : public InProcessBrowserTest {
  public:
   OptionsUIBrowserTest();
-
-  void SetUpInProcessBrowserTestFixture() override;
 
   // Navigate to the Uber/Settings page and block until it has loaded.
   void NavigateToSettings();
@@ -47,8 +44,6 @@
   content::RenderFrameHost* GetSettingsFrame();
 
  private:
-  base::test::ScopedFeatureList disable_md_settings_;
-
   DISALLOW_COPY_AND_ASSIGN(OptionsUIBrowserTest);
 };