Extract l10n-related parts of NetworkScreenHandler to a helper file

chrome/browser/ui/webui/chromeos/login/l10n_util_test_util.h

+// 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.
+
+#ifndef CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_L10N_UTIL_TEST_UTIL_H_
+#define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_L10N_UTIL_TEST_UTIL_H_
+
+#include <string>
+
+#include "base/compiler_specific.h"
+#include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/values.h"
+#include "chrome/browser/chromeos/input_method/mock_input_method_manager.h"
+#include "chromeos/ime/input_method_descriptor.h"
+
+namespace chromeos {
+
+class MockInputMethodManagerWithInputMethods
+    : public input_method::MockInputMethodManager {
+ public:
+  MockInputMethodManagerWithInputMethods();
+  virtual ~MockInputMethodManagerWithInputMethods();
+
+  // input_method::MockInputMethodManager:
+  virtual scoped_ptr<input_method::InputMethodDescriptors>
+      GetSupportedInputMethods() const OVERRIDE;
+
+  void AddInputMethod(const std::string& id,
+                      const std::string& raw_layout,
+                      const std::string& language_code);
+
+ private:
+  input_method::InputMethodDescriptors descriptors_;
+
+  DISALLOW_COPY_AND_ASSIGN(MockInputMethodManagerWithInputMethods);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_L10N_UTIL_TEST_UTIL_H_