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

chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager_browsertest.cc

 // Copyright 2014 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/chromeos/login/users/wallpaper/wallpaper_manager.h"
 
 #include "ash/desktop_background/desktop_background_controller.h"
 #include "ash/desktop_background/desktop_background_controller_observer.h"
 #include "ash/desktop_background/desktop_background_controller_test_api.h"
 #include "ash/display/display_manager.h"
@@ skipping 59 matching lines @@
   virtual ~WallpaperManagerBrowserTest () {}
 
   virtual void SetUpOnMainThread() override {
     controller_ = ash::Shell::GetInstance()->desktop_background_controller();
     local_state_ = g_browser_process->local_state();
     ash::DesktopBackgroundController::TestAPI(controller_)
         .set_wallpaper_reload_delay_for_test(0);
     UpdateDisplay("800x600");
   }
 
-  virtual void SetUpCommandLine(CommandLine* command_line) override {
+  virtual void SetUpCommandLine(base::CommandLine* command_line) override {
     command_line->AppendSwitch(switches::kLoginManager);
     command_line->AppendSwitchASCII(switches::kLoginProfile, "user");
   }
 
   virtual void TearDownOnMainThread() override {
     controller_ = NULL;
   }
 
   // Update the display configuration as given in |display_specs|.  See
   // ash::test::DisplayManagerTestApi::UpdateDisplay for more details.
@@ skipping 250 matching lines @@
 
   // Hook up a 2000x2000 display. The large resolution custom wallpaper should
   // be loaded.
   UpdateDisplay("800x600,2000x2000");
   wallpaper_manager_test_utils::WaitAsyncWallpaperLoadFinished();
 }
 
 class WallpaperManagerBrowserTestNoAnimation
     : public WallpaperManagerBrowserTest {
  public:
-  virtual void SetUpCommandLine(CommandLine* command_line) override {
+  virtual void SetUpCommandLine(base::CommandLine* command_line) override {
     command_line->AppendSwitch(switches::kLoginManager);
     command_line->AppendSwitchASCII(switches::kLoginProfile, "user");
     command_line->AppendSwitch(chromeos::switches::kDisableLoginAnimations);
     command_line->AppendSwitch(chromeos::switches::kDisableBootAnimation);
   }
 };
 
 // Same test as WallpaperManagerBrowserTest.UseMigratedWallpaperInfo. But
 // disabled boot and login animation.
 IN_PROC_BROWSER_TEST_F(WallpaperManagerBrowserTestNoAnimation,
@@ skipping 42 matching lines @@
                        UsePreMigrationWallpaperInfo) {
   LogIn(kTestUser1, kTestUser1Hash);
   wallpaper_manager_test_utils::WaitAsyncWallpaperLoadFinished();
   // This test should finish normally. If timeout, it is probably because chrome
   // can not handle pre migrated user profile (M21 profile or older).
 }
 
 class WallpaperManagerBrowserTestCrashRestore
     : public WallpaperManagerBrowserTest {
  public:
-  virtual void SetUpCommandLine(CommandLine* command_line) override {
+  virtual void SetUpCommandLine(base::CommandLine* command_line) override {
     command_line->AppendSwitch(chromeos::switches::kDisableLoginAnimations);
     command_line->AppendSwitch(chromeos::switches::kDisableBootAnimation);
     command_line->AppendSwitchASCII(switches::kLoginUser, kTestUser1);
     command_line->AppendSwitchASCII(switches::kLoginProfile, "user");
   }
 };
 
 IN_PROC_BROWSER_TEST_F(WallpaperManagerBrowserTestCrashRestore,
                        PRE_RestoreWallpaper) {
   LogIn(kTestUser1, kTestUser1Hash);
   wallpaper_manager_test_utils::WaitAsyncWallpaperLoadFinished();
 }
 
 // Test for crbug.com/270278. It simulates a browser crash and verifies if user
 // wallpaper is loaded.
 // Fails on the MSAN bots. See http://crbug.com/444477
 #if defined(MEMORY_SANITIZER)
 #define MAYBE_RestoreWallpaper DISABLED_RestoreWallpaper
 #else
 #define MAYBE_RestoreWallpaper RestoreWallpaper
 #endif
 IN_PROC_BROWSER_TEST_F(WallpaperManagerBrowserTestCrashRestore,
                        MAYBE_RestoreWallpaper) {
   EXPECT_EQ(1, LoadedWallpapers());
 }
 
 class WallpaperManagerBrowserTestCacheUpdate
     : public WallpaperManagerBrowserTest {
  public:
-  virtual void SetUpCommandLine(CommandLine* command_line) override {
+  virtual void SetUpCommandLine(base::CommandLine* command_line) override {
     command_line->AppendSwitchASCII(switches::kLoginUser, kTestUser1);
     command_line->AppendSwitchASCII(switches::kLoginProfile, "user");
   }
  protected:
   // Creates a test image of size 1x1.
   gfx::ImageSkia CreateTestImage(SkColor color) {
     return wallpaper_manager_test_utils::CreateTestImage(1, 1, color);
   }
 };
 
@@ skipping 334 matching lines @@
 
   WallpaperManager::Get()->SetDefaultWallpaperNow(std::string());
   wallpaper_manager_test_utils::WaitAsyncWallpaperLoadFinished();
 
   EXPECT_TRUE(wallpaper_manager_test_utils::ImageIsNearColor(
       controller_->GetWallpaper(),
       wallpaper_manager_test_utils::kSmallDefaultWallpaperColor));
 }
 
 }  // namespace chromeos