Adding mojo calls for easy unlock service

chrome/browser/chromeos/login/user_selection_screen_proxy.h

Index: chrome/browser/chromeos/login/user_selection_screen_proxy.h
diff --git a/chrome/browser/chromeos/login/user_selection_screen_proxy.h b/chrome/browser/chromeos/login/user_selection_screen_proxy.h
new file mode 100644
index 0000000000000000000000000000000000000000..4d4fb5b0d923f0f2054650b34d5a965830801c1a
--- /dev/null
+++ b/chrome/browser/chromeos/login/user_selection_screen_proxy.h
@@ -0,0 +1,48 @@
+// Copyright 2017 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_CHROMEOS_LOGIN_USER_SELECTION_SCREEN_PROXY_H_
+#define CHROME_BROWSER_CHROMEOS_LOGIN_USER_SELECTION_SCREEN_PROXY_H_
+
+#include "base/macros.h"
+#include "base/memory/weak_ptr.h"
+#include "chrome/browser/chromeos/login/ui/views/user_board_view.h"
+
+namespace chromeos {
+
+// This class is a proxy layer which handles calls from UserSelectionScreen and
+// send them to ash.
+class UserSelectionScreenProxy : public chromeos::UserBoardView {
+ public:
+  UserSelectionScreenProxy();
+  ~UserSelectionScreenProxy() override;
+
+  // UserBoardView:
+  void SetPublicSessionDisplayName(const AccountId& account_id,
+                                   const std::string& display_name) override{};
+  void SetPublicSessionLocales(const AccountId& account_id,
+                               std::unique_ptr<base::ListValue> locales,
+                               const std::string& default_locale,
+                               bool multiple_recommended_locales) override{};
+  void ShowBannerMessage(const base::string16& message) override{};
+  void ShowUserPodCustomIcon(
+      const AccountId& account_id,
+      const proximity_auth::ScreenlockBridge::UserPodCustomIconOptions& icon)
+      override;
+  void HideUserPodCustomIcon(const AccountId& account_id) override;
+  void SetAuthType(
+      const AccountId& account_id,
+      proximity_auth::ScreenlockBridge::LockHandler::AuthType auth_type,
+      const base::string16& initial_value) override;
+  void Bind(chromeos::UserSelectionScreen* screen) override{};
+  void Unbind() override{};
+  base::WeakPtr<UserBoardView> GetWeakPtr() override;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(UserSelectionScreenProxy);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_USER_SELECTION_SCREEN_PROXY_H_