Move notifications used only in chrome/ out of content/.

chrome/browser/ui/browser_browsertest.cc

Index: chrome/browser/ui/browser_browsertest.cc
diff --git a/chrome/browser/ui/browser_browsertest.cc b/chrome/browser/ui/browser_browsertest.cc
index 20df9d2bebd5d7837a4e857b5f3e07e3f4dad9b6..8e65adebecb7cb7c9fb713982d92272c630e9cba 100644
--- a/chrome/browser/ui/browser_browsertest.cc
+++ b/chrome/browser/ui/browser_browsertest.cc
@@ -537,7 +537,7 @@ IN_PROC_BROWSER_TEST_F(BrowserTest, NullOpenerRedirectForksProcess) {
   redirect_popup += "\";";
 
   ui_test_utils::WindowedNotificationObserver popup_observer(
-        content::NOTIFICATION_TAB_ADDED,
+        chrome::NOTIFICATION_TAB_ADDED,
         content::NotificationService::AllSources());
   ui_test_utils::WindowedNotificationObserver nav_observer(
         content::NOTIFICATION_NAV_ENTRY_COMMITTED,
@@ -571,7 +571,7 @@ IN_PROC_BROWSER_TEST_F(BrowserTest, NullOpenerRedirectForksProcess) {
   refresh_popup += "\">');w.document.close();";
 
   ui_test_utils::WindowedNotificationObserver popup_observer2(
-        content::NOTIFICATION_TAB_ADDED,
+        chrome::NOTIFICATION_TAB_ADDED,
         content::NotificationService::AllSources());
   ui_test_utils::WindowedNotificationObserver nav_observer2(
         content::NOTIFICATION_NAV_ENTRY_COMMITTED,
@@ -625,7 +625,7 @@ IN_PROC_BROWSER_TEST_F(BrowserTest, OtherRedirectsDontForkProcess) {
   dont_fork_popup += "\";";
 
   ui_test_utils::WindowedNotificationObserver popup_observer(
-        content::NOTIFICATION_TAB_ADDED,
+        chrome::NOTIFICATION_TAB_ADDED,
         content::NotificationService::AllSources());
   ui_test_utils::WindowedNotificationObserver nav_observer(
         content::NOTIFICATION_NAV_ENTRY_COMMITTED,