[Smart Lock, UI] First run expience for Auto sign-in prompt.

chrome/browser/password_manager/auto_signin_first_run_infobar_delegate.h

+// Copyright 2015 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_PASSWORD_MANAGER_AUTO_SIGNIN_FIRST_RUN_INFOBAR_DELEGATE_H_
+#define CHROME_BROWSER_PASSWORD_MANAGER_AUTO_SIGNIN_FIRST_RUN_INFOBAR_DELEGATE_H_
+
+#include "base/macros.h"
+#include "chrome/browser/password_manager/password_manager_infobar_delegate.h"
+
+namespace content {
+class WebContents;
+}
+

[gone, 2015/11/03 18:39:00]

nit: Add class comment

[melandory, 2015/11/03 21:43:28]

Done.

+class AutoSigninFirstRunInfobarDelegate
+    : public PasswordManagerInfoBarDelegate {
+ public:
+  static void Create(content::WebContents* web_contents,
+                     const base::string16& message);
+
+  ~AutoSigninFirstRunInfobarDelegate() override;
+
+  base::string16 GetButtonLabel(InfoBarButton button) const override;
+  bool Accept() override;
+  bool Cancel() override;
+
+  base::string16 GetExplanation() { return explanation_; }
+
+ protected:
+  // Makes a ctor available in tests.
+  AutoSigninFirstRunInfobarDelegate(content::WebContents* web_contents,
+                                    bool is_smart_lock_branding_available,
+                                    const base::string16& message);
+
+ private:
+  base::string16 explanation_;
+
+  content::WebContents* web_contents_;
+
+  DISALLOW_COPY_AND_ASSIGN(AutoSigninFirstRunInfobarDelegate);
+};
+
+#endif  // CHROME_BROWSER_PASSWORD_MANAGER_AUTO_SIGNIN_FIRST_RUN_INFOBAR_DELEGATE_H_