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

chrome/browser/ui/find_bar/find_bar_host_browsertest.cc

Index: chrome/browser/ui/find_bar/find_bar_host_browsertest.cc
diff --git a/chrome/browser/ui/find_bar/find_bar_host_browsertest.cc b/chrome/browser/ui/find_bar/find_bar_host_browsertest.cc
index 0e9d57483df6b4edc0ce646634ae74407c8e573b..5ce2288c5b9c2e2c1f379c0fdbee5749186ecb9c 100644
--- a/chrome/browser/ui/find_bar/find_bar_host_browsertest.cc
+++ b/chrome/browser/ui/find_bar/find_bar_host_browsertest.cc
@@ -1397,7 +1397,7 @@ IN_PROC_BROWSER_TEST_F(FindInPageControllerTest, MAYBE_FitWindow) {
   content::WindowedNotificationObserver observer(
       content::NOTIFICATION_LOAD_STOP,
       content::NotificationService::AllSources());
-  chrome::AddSelectedTabWithURL(popup, GURL(content::kAboutBlankURL),
+  chrome::AddSelectedTabWithURL(popup, GURL(url::kAboutBlankURL),
                                 content::PAGE_TRANSITION_LINK);
   // Wait for the page to finish loading.
   observer.Wait();
@@ -1607,7 +1607,7 @@ IN_PROC_BROWSER_TEST_F(FindInPageControllerTest, WindowedNPAPIPluginHidden) {
   // Create a new tab and open the find bar there.
   chrome::NewTab(browser());
   browser()->tab_strip_model()->ActivateTabAt(1, true);
-  ui_test_utils::NavigateToURL(browser(), GURL(content::kAboutBlankURL));
+  ui_test_utils::NavigateToURL(browser(), GURL(url::kAboutBlankURL));
 
   EnsureFindBoxOpen();