Revert of MD Settings: enable by default in client

chrome/browser/ui/webui/options/language_dictionary_interactive_uitest.cc

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/macros.h"
 #include "base/strings/stringprintf.h"
-#include "base/test/scoped_feature_list.h"
 #include "build/build_config.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/chrome_pages.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
-#include "chrome/common/chrome_features.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/interactive_test_utils.h"
 #include "content/public/test/browser_test_utils.h"
 
 namespace {
 
 // This class tests the language dictionary settings.
 // This test is part of the interactive_ui_tests instead of browser_tests
 // because it is necessary to emulate pushing the tab key.
 class LanguageDictionaryWebUITest : public InProcessBrowserTest {
  public:
   LanguageDictionaryWebUITest() {}
 
   // Navigate to the editDictionary page.
   void SetUpOnMainThread() override {
-    disable_md_settings_.InitAndDisableFeature(
-        features::kMaterialDesignSettings);
     const GURL url = chrome::GetSettingsUrl("editDictionary");
     ui_test_utils::NavigateToURL(browser(), url);
   }
 
  protected:
   const std::string kDictionaryListSelector =
       "#language-dictionary-overlay-word-list";
 
   content::RenderFrameHost* GetActiveFrame() {
     return GetActiveWebContents()->GetFocusedFrame();
@@ skipping 132 matching lines @@
         list_selector.c_str(),
         index);
 
     EXPECT_TRUE(content::ExecuteScript(
         GetActiveFrame(),
         script));
   }
 
  private:
   std::unique_ptr<content::DOMMessageQueue> dom_message_queue_;
-  base::test::ScopedFeatureList disable_md_settings_;
 
   DISALLOW_COPY_AND_ASSIGN(LanguageDictionaryWebUITest);
 };
 
 }  // namespace
 
 // Test InlineEditableItemList keyboard focus behavior in editDictionary
 // overlay.
 // editDictionary overlay doesn't exist on OSX so disable it there.
 #if !defined(OS_MACOSX)
@@ skipping 51 matching lines @@
   EXPECT_TRUE(ListItemSelected(list_selector, placeholder_index - 1));
 
   // Press shift+tab to go back to the list.
   PressKey(ui::VKEY_TAB, true);
 
   // Verify that the item above the placeholder is selected and has focus.
   EXPECT_TRUE(ListItemSelectedAndFocused(list_selector,
                                          placeholder_index - 1));
 }
 #endif  // !defined(OS_MACOSX)