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

chrome/browser/background/background_contents_service_unittest.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 <string>
 
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 25 matching lines @@
 #include "ui/message_center/fake_message_center_tray_delegate.h"
 #include "ui/message_center/message_center.h"
 #include "ui/message_center/message_center_observer.h"
 #endif
 
 class BackgroundContentsServiceTest : public testing::Test {
  public:
   BackgroundContentsServiceTest() {}
   ~BackgroundContentsServiceTest() override {}
   void SetUp() override {
-    command_line_.reset(new CommandLine(CommandLine::NO_PROGRAM));
+    command_line_.reset(new base::CommandLine(base::CommandLine::NO_PROGRAM));
   }
 
   const base::DictionaryValue* GetPrefs(Profile* profile) {
     return profile->GetPrefs()->GetDictionary(
         prefs::kRegisteredBackgroundContents);
   }
 
   // Returns the stored pref URL for the passed app id.
   std::string GetPrefURLForApp(Profile* profile, const base::string16& appid) {
     const base::DictionaryValue* pref = GetPrefs(profile);
     EXPECT_TRUE(pref->HasKey(base::UTF16ToUTF8(appid)));
     const base::DictionaryValue* value;
     pref->GetDictionaryWithoutPathExpansion(base::UTF16ToUTF8(appid), &value);
     std::string url;
     value->GetString("url", &url);
     return url;
   }
 
-  scoped_ptr<CommandLine> command_line_;
+  scoped_ptr<base::CommandLine> command_line_;
 };
 
 class MockBackgroundContents : public BackgroundContents {
  public:
   explicit MockBackgroundContents(Profile* profile)
       : appid_(base::ASCIIToUTF16("app_id")),
         profile_(profile) {
   }
   MockBackgroundContents(Profile* profile, const std::string& id)
       : appid_(base::ASCIIToUTF16(id)),
@@ skipping 309 matching lines @@
   CreateCrashNotification(extension);
   CreateCrashNotification(extension);
 
   message_center::MessageCenter* message_center =
       message_center::MessageCenter::Get();
   message_center::NotificationList::Notifications notifications =
       message_center->GetVisibleNotifications();
   ASSERT_EQ(1u, notifications.size());
 }
 #endif