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

chrome/browser/net/pref_proxy_config_tracker_impl_unittest.cc

 // Copyright (c) 2011 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/pref_proxy_config_tracker_impl.h"
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/message_loop/message_loop.h"
 #include "base/prefs/pref_registry_simple.h"
@@ skipping 308 matching lines @@
 
 void PrintTo(const CommandLineTestParams& params, std::ostream* os) {
   *os << params.description;
 }
 
 class PrefProxyConfigTrackerImplCommandLineTest
     : public PrefProxyConfigTrackerImplTestBase<
           testing::TestWithParam<CommandLineTestParams> > {
  protected:
   PrefProxyConfigTrackerImplCommandLineTest()
-      : command_line_(CommandLine::NO_PROGRAM) {}
+      : command_line_(base::CommandLine::NO_PROGRAM) {}
 
   void SetUp() override {
     for (size_t i = 0; i < arraysize(GetParam().switches); i++) {
       const char* name = GetParam().switches[i].name;
       const char* value = GetParam().switches[i].value;
       if (name && value)
         command_line_.AppendSwitchASCII(name, value);
       else if (name)
         command_line_.AppendSwitch(name);
     }
     scoped_refptr<PrefRegistrySimple> registry = new PrefRegistrySimple;
     PrefServiceMockFactory factory;
     factory.SetCommandLine(&command_line_);
     pref_service_ = factory.Create(registry.get()).Pass();
     Init(pref_service_.get(), registry.get());
   }
 
  private:
-  CommandLine command_line_;
+  base::CommandLine command_line_;
   scoped_ptr<PrefService> pref_service_;
 };
 
 TEST_P(PrefProxyConfigTrackerImplCommandLineTest, CommandLine) {
   net::ProxyConfig config;
   EXPECT_EQ(net::ProxyConfigService::CONFIG_VALID,
             proxy_config_service_->GetLatestProxyConfig(&config));
 
   if (GetParam().is_null) {
     EXPECT_EQ(GURL(kFixedPacUrl), config.pac_url());
@@ skipping 114 matching lines @@
     net::ProxyRulesExpectation::Empty(),
   },
 };
 
 INSTANTIATE_TEST_CASE_P(
     PrefProxyConfigTrackerImplCommandLineTestInstance,
     PrefProxyConfigTrackerImplCommandLineTest,
     testing::ValuesIn(kCommandLineTestParams));
 
 }  // namespace