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

chrome/browser/extensions/api/gcm/gcm_apitest.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 "base/prefs/pref_service.h"
 #include "base/run_loop.h"
 #include "chrome/browser/extensions/api/gcm/gcm_api.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/extensions/extension_gcm_app_handler.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 43 matching lines @@
 
 }  // namespace
 
 namespace extensions {
 
 class GcmApiTest : public ExtensionApiTest {
  public:
   GcmApiTest() : fake_gcm_profile_service_(NULL) {}
 
  protected:
-  void SetUpCommandLine(CommandLine* command_line) override;
+  void SetUpCommandLine(base::CommandLine* command_line) override;
   void SetUpOnMainThread() override;
 
   void StartCollecting();
 
   const Extension* LoadTestExtension(const std::string& extension_path,
                                      const std::string& page_name);
   gcm::FakeGCMProfileService* service() const;
 
  private:
   gcm::FakeGCMProfileService* fake_gcm_profile_service_;
 };
 
-void GcmApiTest::SetUpCommandLine(CommandLine* command_line) {
+void GcmApiTest::SetUpCommandLine(base::CommandLine* command_line) {
   // We now always create the GCMProfileService instance in
   // ProfileSyncServiceFactory that is called when a profile is being
   // initialized. In order to prevent it from being created, we add the switch
   // to disable the sync logic.
   command_line->AppendSwitch(switches::kDisableSync);
 
   ExtensionApiTest::SetUpCommandLine(command_line);
 }
 
 void GcmApiTest::SetUpOnMainThread() {
@@ skipping 177 matching lines @@
   incognito_catcher.RestrictToBrowserContext(
       profile()->GetOffTheRecordProfile());
 
   ASSERT_TRUE(RunExtensionTestIncognito("gcm/functions/incognito"));
 
   EXPECT_TRUE(catcher.GetNextResult()) << catcher.message();
   EXPECT_TRUE(incognito_catcher.GetNextResult()) << incognito_catcher.message();
 }
 
 }  // namespace extensions