Replace multi-value keyboard flags with single value flag types.

ash/virtual_keyboard_controller_unittest.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 "ash/virtual_keyboard_controller.h"
 
 #include <vector>
 
 #include "ash/shell.h"
 #include "ash/system/chromeos/virtual_keyboard/virtual_keyboard_observer.h"
@@ skipping 33 matching lines @@
   }
 
   // Sets the event blocker on the maximized window controller.
   void SetEventBlocker(
       scoped_ptr<ScopedDisableInternalMouseAndKeyboard> blocker) {
     Shell::GetInstance()->maximize_mode_controller()->event_blocker_ =
         blocker.Pass();
   }
 
   void SetUp() override {
-    base::CommandLine::ForCurrentProcess()->AppendSwitchASCII(
-        keyboard::switches::kSmartVirtualKeyboard, "disabled");
+    base::CommandLine::ForCurrentProcess()->AppendSwitch(
+        keyboard::switches::kDisableSmartVirtualKeyboard);
     AshTestBase::SetUp();
     UpdateKeyboardDevices(std::vector<ui::KeyboardDevice>());
     UpdateTouchscreenDevices(std::vector<ui::TouchscreenDevice>());
   }
 
  private:
   DISALLOW_COPY_AND_ASSIGN(VirtualKeyboardControllerTest);
 };
 
 TEST_F(VirtualKeyboardControllerTest, EnabledDuringMaximizeMode) {
@@ skipping 273 matching lines @@
   UpdateTouchscreenDevices(screens);
   std::vector<ui::KeyboardDevice> keyboards;
   keyboards.push_back(ui::KeyboardDevice(
       1, ui::InputDeviceType::INPUT_DEVICE_EXTERNAL, "keyboard"));
   UpdateKeyboardDevices(keyboards);
   ASSERT_TRUE(keyboard::IsKeyboardEnabled());
 }
 
 }  // namespace test
 }  // namespace ash