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

chrome/browser/chromeos/policy/login_screen_default_policy_browsertest.cc

 // Copyright 2013 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/basictypes.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
@@ skipping 85 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(LoginScreenDefaultPolicyBrowsertestBase);
 };
 
 class LoginScreenDefaultPolicyLoginScreenBrowsertest
     : public LoginScreenDefaultPolicyBrowsertestBase {
  protected:
   LoginScreenDefaultPolicyLoginScreenBrowsertest();
   virtual ~LoginScreenDefaultPolicyLoginScreenBrowsertest();
 
   // LoginScreenDefaultPolicyBrowsertestBase:
-  virtual void SetUpCommandLine(CommandLine* command_line) override;
+  virtual void SetUpCommandLine(base::CommandLine* command_line) override;
   virtual void SetUpOnMainThread() override;
   virtual void TearDownOnMainThread() override;
 
   void VerifyPrefFollowsRecommendation(const char* pref_name,
                                        const base::Value& recommended_value);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(LoginScreenDefaultPolicyLoginScreenBrowsertest);
 };
 
@@ skipping 42 matching lines @@
 
 LoginScreenDefaultPolicyLoginScreenBrowsertest::
     LoginScreenDefaultPolicyLoginScreenBrowsertest() {
 }
 
 LoginScreenDefaultPolicyLoginScreenBrowsertest::
     ~LoginScreenDefaultPolicyLoginScreenBrowsertest() {
 }
 
 void LoginScreenDefaultPolicyLoginScreenBrowsertest::SetUpCommandLine(
-    CommandLine* command_line) {
+    base::CommandLine* command_line) {
   LoginScreenDefaultPolicyBrowsertestBase::SetUpCommandLine(command_line);
   command_line->AppendSwitch(chromeos::switches::kLoginManager);
   command_line->AppendSwitch(chromeos::switches::kForceLoginManagerInTests);
 }
 
 void LoginScreenDefaultPolicyLoginScreenBrowsertest::SetUpOnMainThread() {
   LoginScreenDefaultPolicyBrowsertestBase::SetUpOnMainThread();
 
   // Set the login screen profile.
   chromeos::AccessibilityManager* accessibility_manager =
@@ skipping 277 matching lines @@
                                   base::FundamentalValue(true));
 
   // Verify that the on-screen keyboard is enabled.
   chromeos::AccessibilityManager* accessibility_manager =
       chromeos::AccessibilityManager::Get();
   ASSERT_TRUE(accessibility_manager);
   EXPECT_TRUE(accessibility_manager->IsVirtualKeyboardEnabled());
 }
 
 }  // namespace policy