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

chrome/browser/printing/cloud_print/cloud_print_proxy_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/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/prefs/testing_pref_service.h"
@@ skipping 188 matching lines @@
  private:
   MockServiceProcessControl process_control_;
 };
 
 class CloudPrintProxyPolicyTest : public ::testing::Test {
  public:
   CloudPrintProxyPolicyTest()
       : ui_thread_(content::BrowserThread::UI, &message_loop_) {
   }
 
-  bool LaunchBrowser(const CommandLine& command_line, Profile* profile) {
+  bool LaunchBrowser(const base::CommandLine& command_line, Profile* profile) {
     int return_code = 0;
     StartupBrowserCreator browser_creator;
     return StartupBrowserCreator::ProcessCmdLineImpl(
         command_line, base::FilePath(), false, profile,
         StartupBrowserCreator::Profiles(), &return_code, &browser_creator);
   }
 
  protected:
   base::MessageLoopForUI message_loop_;
   content::TestBrowserThread ui_thread_;
@@ skipping 234 matching lines @@
 TEST_F(CloudPrintProxyPolicyTest, StartupBrowserCreatorWithCommandLine) {
   TestingPrefServiceSyncable* prefs = profile_.GetTestingPrefService();
   prefs->SetUserPref(prefs::kCloudPrintEmail,
                      new base::StringValue(std::string()));
   prefs->SetManagedPref(prefs::kCloudPrintProxyEnabled,
                         new base::FundamentalValue(false));
 
   CloudPrintProxyServiceFactory::GetInstance()->
       SetTestingFactory(&profile_, TestCloudPrintProxyServiceFactory);
 
-  CommandLine command_line(CommandLine::NO_PROGRAM);
+  base::CommandLine command_line(base::CommandLine::NO_PROGRAM);
   command_line.AppendSwitch(switches::kCheckCloudPrintConnectorPolicy);
 
   EXPECT_FALSE(LaunchBrowser(command_line, &profile_));
   base::RunLoop().RunUntilIdle();
 }