Move about://-related constants from //content to //url

chrome/browser/ui/bookmarks/bookmark_unittest.cc

 // Copyright (c) 2013 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 "chrome/browser/search_engines/template_url_service.h"
 #include "chrome/browser/search_engines/template_url_service_factory.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/base/browser_with_test_window_test.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/web_contents.h"
 
 typedef BrowserWithTestWindowTest BookmarkTest;
 
 // Verify that the detached bookmark bar is visible on the new tab page.
 TEST_F(BookmarkTest, DetachedBookmarkBarOnNTP) {
   AddTab(browser(), GURL(chrome::kChromeUINewTabURL));
   EXPECT_EQ(BookmarkBar::DETACHED, browser()->bookmark_bar_state());
 }
 
 // Verify that the detached bookmark bar is hidden on custom NTP pages.
 TEST_F(BookmarkTest, DetachedBookmarkBarOnCustomNTP) {
   // Create a empty commited web contents.
   content::WebContents* web_contents = content::WebContents::Create(
       content::WebContents::CreateParams(browser()->profile()));
   web_contents->GetController().LoadURL(
-        GURL(content::kAboutBlankURL), content::Referrer(),
+        GURL(url::kAboutBlankURL), content::Referrer(),
         content::PAGE_TRANSITION_LINK, std::string());
 
   // Give it a NTP virtual URL.
   content::NavigationController* controller = &web_contents->GetController();
   content::NavigationEntry* entry = controller->GetVisibleEntry();
   entry->SetVirtualURL(GURL(chrome::kChromeUINewTabURL));
 
   // Verify that the detached bookmark bar is hidden.
   EXPECT_EQ(BookmarkBar::HIDDEN, browser()->bookmark_bar_state());
   browser()->tab_strip_model()->AppendWebContents(web_contents, true);
@@ skipping 23 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(BookmarkInstantExtendedTest);
 };
 
 // Verify that in instant extended mode the detached bookmark bar is visible on
 // the new tab page.
 TEST_F(BookmarkInstantExtendedTest, DetachedBookmarkBarOnNTP) {
   AddTab(browser(), GURL(chrome::kChromeUINewTabURL));
   EXPECT_EQ(BookmarkBar::DETACHED, browser()->bookmark_bar_state());
 }