Revert of HID-detection screen moved to screenContext.

chrome/browser/chromeos/login/screens/hid_detection_model.cc

Index: chrome/browser/chromeos/login/screens/hid_detection_model.cc
diff --git a/chrome/browser/chromeos/login/screens/hid_detection_model.cc b/chrome/browser/chromeos/login/screens/hid_detection_model.cc
deleted file mode 100644
index 5f3079848345a3b6a641d4cd7f1ca0d5a2895df0..0000000000000000000000000000000000000000
--- a/chrome/browser/chromeos/login/screens/hid_detection_model.cc
+++ /dev/null
@@ -1,38 +0,0 @@
-// 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/screens/hid_detection_model.h"
-
-#include "chrome/browser/chromeos/login/wizard_controller.h"
-
-namespace chromeos {
-
-const char HIDDetectionModel::kContextKeyKeyboardState[] = "keyboard-state";
-const char HIDDetectionModel::kContextKeyMouseState[] = "mouse-state";
-const char HIDDetectionModel::kContextKeyPinCode[] = "keyboard-pincode";
-const char HIDDetectionModel::kContextKeyNumKeysEnteredExpected[] =
-    "num-keys-entered-expected";
-const char HIDDetectionModel::kContextKeyNumKeysEnteredPinCode[] =
-    "num-keys-entered-pincode";
-const char HIDDetectionModel::kContextKeyMouseDeviceName[] =
-    "mouse-device-name";
-const char HIDDetectionModel::kContextKeyKeyboardDeviceName[] =
-    "keyboard-device-name";
-const char HIDDetectionModel::kContextKeyKeyboardLabel[] =
-    "keyboard-device-label";
-const char HIDDetectionModel::kContextKeyContinueButtonEnabled[] =
-    "continue-button-enabled";
-
-HIDDetectionModel::HIDDetectionModel(BaseScreenDelegate* base_screen_delegate)
-    : BaseScreen(base_screen_delegate) {
-}
-
-HIDDetectionModel::~HIDDetectionModel() {
-}
-
-std::string HIDDetectionModel::GetName() const {
-  return WizardController::kHIDDetectionScreenName;
-}
-
-}  // namespace chromeos