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

chrome/browser/metrics/metrics_services_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 "chrome/browser/metrics/metrics_services_manager.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/logging.h"
@@ skipping 71 matching lines @@
   }
   return metrics_state_manager_.get();
 }
 
 // TODO(asvitkine): This function does not report the correct value on Android,
 // see http://crbug.com/362192.
 bool MetricsServicesManager::IsMetricsReportingEnabled() const {
   // If the user permits metrics reporting with the checkbox in the
   // prefs, we turn on recording.  We disable metrics completely for
   // non-official builds, or when field trials are forced.
-  if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kForceFieldTrials))
+  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kForceFieldTrials))
     return false;
 
   bool enabled = false;
 #if defined(GOOGLE_CHROME_BUILD)
 #if defined(OS_CHROMEOS)
   chromeos::CrosSettings::Get()->GetBoolean(chromeos::kStatsReportingPref,
                                             &enabled);
 #else
   enabled = local_state_->GetBoolean(prefs::kMetricsReportingEnabled);
 #endif  // #if defined(OS_CHROMEOS)
 #endif  // defined(GOOGLE_CHROME_BUILD)
   return enabled;
 }