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

chrome/browser/net/connection_tester.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 "chrome/browser/net/connection_tester.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/logging.h"
@@ skipping 167 matching lines @@
     return net::OK;
   }
 
   // Creates a proxy service for |experiment|. On success returns net::OK
   // and fills |experiment_proxy_service| with a new pointer. Otherwise returns
   // a network error code.
   int CreateProxyService(
       ConnectionTester::ProxySettingsExperiment experiment,
       scoped_ptr<net::ProxyConfigService>* proxy_config_service,
       scoped_ptr<net::ProxyService>* experiment_proxy_service) {
-    if (CommandLine::ForCurrentProcess()->HasSwitch(
-        switches::kSingleProcess)) {
+    if (base::CommandLine::ForCurrentProcess()->HasSwitch(
+            switches::kSingleProcess)) {
       // We can't create a standard proxy resolver in single-process mode.
       // Rather than falling-back to some other implementation, fail.
       return net::ERR_NOT_IMPLEMENTED;
     }
 
     net::DhcpProxyScriptFetcherFactory dhcp_factory;
 
 #if defined(OS_IOS)
     experiment_proxy_service->reset(
         net::ProxyService::CreateUsingSystemProxyResolver(
@@ skipping 333 matching lines @@
 
   // Notify the delegate of completion.
   delegate_->OnCompletedConnectionTestExperiment(current, result);
 
   if (remaining_experiments_.empty()) {
     delegate_->OnCompletedConnectionTestSuite();
   } else {
     StartNextExperiment();
   }
 }