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

chrome/browser/ui/sync/profile_signin_confirmation_helper_unittest.cc

 // Copyright 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/sync/profile_signin_confirmation_helper.h"
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
@@ skipping 128 matching lines @@
 
     // Initialize the services we check.
     profile_->CreateBookmarkModel(true);
     model_ = BookmarkModelFactory::GetForProfile(profile_.get());
     bookmarks::test::WaitForBookmarkModelToLoad(model_);
     ASSERT_TRUE(profile_->CreateHistoryService(true, false));
 #if defined(ENABLE_EXTENSIONS)
     extensions::TestExtensionSystem* system =
         static_cast<extensions::TestExtensionSystem*>(
             extensions::ExtensionSystem::Get(profile_.get()));
-    CommandLine command_line(CommandLine::NO_PROGRAM);
+    base::CommandLine command_line(base::CommandLine::NO_PROGRAM);
     system->CreateExtensionService(&command_line,
                                    base::FilePath(kExtensionFilePath),
                                    false);
 #endif
   }
 
   void TearDown() override {
     // TestExtensionSystem uses DeleteSoon, so we need to delete the profile
     // and then run the message queue to clean up.
     profile_.reset();
@@ skipping 111 matching lines @@
 
 TEST_F(ProfileSigninConfirmationHelperTest, PromptForNewProfile_Restarted) {
   // Browser has been shut down since profile was created.
   user_prefs_->set_read_error(PersistentPrefStore::PREF_READ_ERROR_NONE);
   EXPECT_TRUE(
       GetCallbackResult(
           base::Bind(
               &ui::CheckShouldPromptForNewProfile,
               profile_.get())));
 }