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

components/session_manager/core/session_manager.cc

 // Copyright 2014 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 "components/session_manager/core/session_manager.h"
 
 #include "base/logging.h"
 
 #if defined(OS_CHROMEOS)
 #include "base/command_line.h"
@@ skipping 43 matching lines @@
   SessionManager::instance = session_manager;
 }
 
 void SessionManager::Start() {
   delegate_->Start();
 }
 
 // static
 bool SessionManager::HasBrowserRestarted() {
 #if defined(OS_CHROMEOS)
-  CommandLine* command_line = CommandLine::ForCurrentProcess();
+  base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
   return base::SysInfo::IsRunningOnChromeOS() &&
          command_line->HasSwitch(chromeos::switches::kLoginUser);
 #else
   return false;
 #endif
 }
 
 SessionManagerDelegate::SessionManagerDelegate() : session_manager_(NULL) {
 }
 
 SessionManagerDelegate::~SessionManagerDelegate() {
 }
 
 void SessionManagerDelegate::SetSessionManager(
     session_manager::SessionManager* session_manager) {
   session_manager_ = session_manager;
 }
 
 }  // namespace session_manager