MD Settings: Disable MdSettingsUITest.ViewSourceDoesntCrash when Vulcanized.

chrome/browser/ui/webui/settings/md_settings_ui_browsertest.cc

 // Copyright 2016 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 <string>
 
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_ui.h"
 #include "content/public/browser/web_ui_message_handler.h"
 #include "content/public/common/url_constants.h"
 #include "content/public/test/browser_test_utils.h"
 #include "ui/base/window_open_disposition.h"
 #include "url/gurl.h"
 
 typedef InProcessBrowserTest MdSettingsUITest;
 
 using ui_test_utils::NavigateToURL;
 using content::WaitForLoadStop;
 
 IN_PROC_BROWSER_TEST_F(MdSettingsUITest, ViewSourceDoesntCrash) {
-  NavigateToURL(browser(),
-      GURL(content::kViewSourceScheme + std::string(":") +
-           chrome::kChromeUIMdSettingsURL));
+  NavigateToURL(browser(), GURL(content::kViewSourceScheme + std::string(":") +
+                                chrome::kChromeUIMdSettingsURL +
+                                std::string("strings.js")));
 }
 
 // May not complete on memory and Windows debug bots. TODO(dbeam): investigate
 // and fix. See https://crbug.com/558434, https://crbug.com/620370 and
 // https://crbug.com/651296.
 #if defined(MEMORY_SANITIZER) || defined(OS_WIN) || defined(OS_CHROMEOS)
 #define MAYBE_BackForwardDoesntCrash DISABLED_BackForwardDoesntCrash
 #else
 #define MAYBE_BackForwardDoesntCrash BackForwardDoesntCrash
 #endif
@@ skipping 18 matching lines @@
                               ->GetWebUI()
                               ->GetHandlersForTesting();
 
   for (const std::unique_ptr<content::WebUIMessageHandler>& handler :
        handlers) {
     handler->AllowJavascriptForTesting();
     handler->DisallowJavascript();
     handler->AllowJavascriptForTesting();
   }
 }