[Cleanup] Remove StringPrintf from global namespace

chrome/browser/ui/views/message_center/web_notification_tray_win_browsertest.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/ui/views/message_center/web_notification_tray_win.h"
 
 #include <set>
 
 #include "ash/root_window_controller.h"
 #include "ash/system/status_area_widget.h"
@@ skipping 158 matching lines @@
 IN_PROC_BROWSER_TEST_F(WebNotificationTrayWinTest,
                        ManyMessageCenterNotifications) {
   scoped_ptr<WebNotificationTrayWin> tray(new WebNotificationTrayWin());
   message_center::MessageCenter* message_center = tray->message_center();
   scoped_ptr<TestDelegate> delegate(new TestDelegate(message_center));
 
   // Add the max visible notifications +1, ensure the correct visible number.
   size_t notifications_to_add =
       NotificationList::kMaxVisibleMessageCenterNotifications + 1;
   for (size_t i = 0; i < notifications_to_add; ++i) {
-    std::string id = StringPrintf("test_id%d", static_cast<int>(i));
+    std::string id = base::StringPrintf("test_id%d", static_cast<int>(i));
     delegate->AddNotification(id);
   }
   bool shown = tray->message_center_tray_->ShowMessageCenterBubble();
   EXPECT_TRUE(shown);
   content::RunAllPendingInMessageLoop();
   EXPECT_TRUE(tray->message_center_bubble_.get() != NULL);
   EXPECT_EQ(notifications_to_add,
             message_center->NotificationCount());
   EXPECT_EQ(NotificationList::kMaxVisibleMessageCenterNotifications,
             tray->GetMessageCenterBubbleForTest()->NumMessageViewsForTest());
 }
 
 IN_PROC_BROWSER_TEST_F(WebNotificationTrayWinTest, ManyPopupNotifications) {
   scoped_ptr<WebNotificationTrayWin> tray(new WebNotificationTrayWin());
   message_center::MessageCenter* message_center = tray->message_center();
   scoped_ptr<TestDelegate> delegate(new TestDelegate(message_center));
 
   // Add the max visible popup notifications +1, ensure the correct num visible.
   size_t notifications_to_add =
       NotificationList::kMaxVisiblePopupNotifications + 1;
   for (size_t i = 0; i < notifications_to_add; ++i) {
-    std::string id = StringPrintf("test_id%d", static_cast<int>(i));
+    std::string id = base::StringPrintf("test_id%d", static_cast<int>(i));
     delegate->AddNotification(id);
   }
   // Hide and reshow the bubble so that it is updated immediately, not delayed.
   tray->message_center_tray_->HidePopupBubble();
   tray->message_center_tray_->ShowPopupBubble();
   EXPECT_TRUE(tray->message_center_tray_->popups_visible());
   EXPECT_EQ(notifications_to_add,
             message_center->NotificationCount());
   EXPECT_EQ(NotificationList::kMaxVisiblePopupNotifications,
             tray->GetPopupBubbleForTest()->NumMessageViewsForTest());
   message_center->SetDelegate(NULL);
   message_center->notification_list()->RemoveAllNotifications();
 }
 
 }  // namespace message_center