Prefix CommandLine usage with base namespace (Part 4: ash/)

ash/root_window_controller_unittest.cc

 // Copyright (c) 2012 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 "ash/root_window_controller.h"
 
 #include "ash/session/session_state_delegate.h"
 #include "ash/shelf/shelf_layout_manager.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
@@ skipping 594 matching lines @@
                 gfx::Point(size.width() - 1, size.height() - 1)));
 }
 
 class VirtualKeyboardRootWindowControllerTest
     : public RootWindowControllerTest {
  public:
   VirtualKeyboardRootWindowControllerTest() {}
   ~VirtualKeyboardRootWindowControllerTest() override {}
 
   void SetUp() override {
-    CommandLine::ForCurrentProcess()->AppendSwitch(
+    base::CommandLine::ForCurrentProcess()->AppendSwitch(
         keyboard::switches::kEnableVirtualKeyboard);
     test::AshTestBase::SetUp();
     Shell::GetPrimaryRootWindowController()->ActivateKeyboard(
         keyboard::KeyboardController::GetInstance());
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(VirtualKeyboardRootWindowControllerTest);
 };
 
@@ skipping 329 matching lines @@
   ASSERT_TRUE(keyboard_container);
   keyboard_container->Show();
   EXPECT_EQ("0,0 800x600", keyboard_container->bounds().ToString());
 
   UpdateDisplay("600x800");
   EXPECT_EQ("0,0 600x800", keyboard_container->bounds().ToString());
 }
 
 }  // namespace test
 }  // namespace ash