Remove bidi checker tests and some of the backing code

chrome/browser/ui/webui/bidi_checker_web_ui_test.h

-// Copyright (c) 2012 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.
-
-#ifndef CHROME_BROWSER_UI_WEBUI_BIDI_CHECKER_WEB_UI_TEST_H_
-#define CHROME_BROWSER_UI_WEBUI_BIDI_CHECKER_WEB_UI_TEST_H_
-
-#include "base/command_line.h"
-#include "chrome/test/base/web_ui_browser_test.h"
-
-// Base class for BidiChecker-based tests. Preloads the BidiChecker JS library
-// for each test.
-class WebUIBidiCheckerBrowserTest : public WebUIBrowserTest {
- public:
-  ~WebUIBidiCheckerBrowserTest() override;
-
-  // testing::Test implementation.
-  void SetUp() override;
-  void TearDown() override;
-
- protected:
-  WebUIBidiCheckerBrowserTest();
-
-  // Runs the Bidi Checker on the given page URL. |is_rtl| should be true when
-  // the active page locale is RTL.
-  void RunBidiCheckerOnPage(const std::string& page_url, bool is_rtl);
-
-  // Setup test path.
-  void SetUpInProcessBrowserTestFixture() override;
-
- private:
-  // The command line args used to run the test before being changed in SetUp().
-  base::CommandLine::StringVector argv_;
-};
-
-// Base class for BidiChecker-based tests that run with an LTR UI.
-// Disabled on all platforms due to http://crbug.com/511439
-class DISABLED_WebUIBidiCheckerBrowserTestLTR
-    : public WebUIBidiCheckerBrowserTest {
- public:
-  void RunBidiCheckerOnPage(const std::string& page_url);
-};
-
-// Base class for BidiChecker-based tests that run with an RTL UI.
-// Disabled on all platforms due to http://crbug.com/511439
-class DISABLED_WebUIBidiCheckerBrowserTestRTL
-    : public WebUIBidiCheckerBrowserTest {
- public:
-  void RunBidiCheckerOnPage(const std::string& page_url);
-
- protected:
-  void SetUpOnMainThread() override;
-  void TearDownOnMainThread() override;
-
-  // The app locale before we change it
-  std::string app_locale_;
-};
-
-#endif  // CHROME_BROWSER_UI_WEBUI_BIDI_CHECKER_WEB_UI_TEST_H_