Make callers of CommandLine use it via the base:: namespace.

chrome/browser/infobars/infobars_browsertest.cc

 // Copyright (c) 2012 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 "base/command_line.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/crx_installer.h"
 #include "chrome/browser/extensions/extension_install_prompt.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/infobars/infobar_service.h"
@@ skipping 35 matching lines @@
     observer.Wait();
   }
 };
 
 IN_PROC_BROWSER_TEST_F(InfoBarsTest, TestInfoBarsCloseOnNewTheme) {
   ExtensionInstallPrompt::g_auto_confirm_for_tests =
       ExtensionInstallPrompt::ACCEPT;
 
 #if defined(OS_WIN) && defined(USE_ASH)
   // Disable this test in Metro+Ash for now (http://crbug.com/262796).
-  if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kAshBrowserTests))
+  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kAshBrowserTests))
     return;
 #endif
 
   ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
 
   ui_test_utils::NavigateToURL(
       browser(), embedded_test_server()->GetURL("/simple.html"));
 
   content::WindowedNotificationObserver infobar_added_1(
         chrome::NOTIFICATION_TAB_CONTENTS_INFOBAR_ADDED,
@@ skipping 21 matching lines @@
   content::WindowedNotificationObserver infobar_removed_2(
       chrome::NOTIFICATION_TAB_CONTENTS_INFOBAR_REMOVED,
         content::NotificationService::AllSources());
   ThemeServiceFactory::GetForProfile(browser()->profile())->UseDefaultTheme();
   infobar_removed_2.Wait();
   EXPECT_EQ(0u,
             InfoBarService::FromWebContents(
                 browser()->tab_strip_model()->GetActiveWebContents())->
                 infobar_count());
 }