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

chrome/browser/sync/test/integration/two_client_app_list_sync_test.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/basictypes.h"
 #include "base/command_line.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/sync/test/integration/apps_helper.h"
@@ skipping 66 matching lines @@
 
 }  // namespace
 
 class TwoClientAppListSyncTest : public SyncTest {
  public:
   TwoClientAppListSyncTest() : SyncTest(TWO_CLIENT_LEGACY) {}
 
   ~TwoClientAppListSyncTest() override {}
 
   // SyncTest
-  void SetUpCommandLine(CommandLine* command_line) override {
+  void SetUpCommandLine(base::CommandLine* command_line) override {
     SyncTest::SetUpCommandLine(command_line);
     command_line->AppendSwitch(app_list::switches::kEnableSyncAppList);
   }
 
   bool SetupClients() override {
     if (!SyncTest::SetupClients())
       return false;
 
     // Init SyncAppListHelper to ensure that the extension system is initialized
     // for each Profile.
@@ skipping 415 matching lines @@
   EXPECT_EQ(sync_pb::AppListSpecifics::TYPE_APP, sync_item->item_type);
 }
 
 #if !defined(OS_MACOSX)
 
 class TwoClientAppListSyncFolderTest : public TwoClientAppListSyncTest {
  public:
   TwoClientAppListSyncFolderTest() {}
   ~TwoClientAppListSyncFolderTest() override {}
 
-  void SetUpCommandLine(CommandLine* command_line) override {
+  void SetUpCommandLine(base::CommandLine* command_line) override {
     TwoClientAppListSyncTest::SetUpCommandLine(command_line);
   }
 
   bool SetupClients() override {
     bool res = TwoClientAppListSyncTest::SetupClients();
     app_list::AppListSyncableService* verifier_service =
         app_list::AppListSyncableServiceFactory::GetForProfile(verifier());
     verifier_service->model()->SetFoldersEnabled(true);
     return res;
   }
@@ skipping 82 matching lines @@
         GetProfile(0), item_index, folder_id);
     SyncAppListHelper::GetInstance()->MoveAppToFolder(
         verifier(), item_index, folder_id);
   }
 
   ASSERT_TRUE(AwaitQuiescence());
   ASSERT_TRUE(AllProfilesHaveSameAppListAsVerifier());
 }
 
 #endif  // !defined(OS_MACOSX)