Upstream Chrome on iOS source code [2/11].

ios/chrome/browser/sessions/tab_restore_service_delegate_provider_impl.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 IOS_CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_DELEGATE_PROVIDER_IMPL_H_
+#define IOS_CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_DELEGATE_PROVIDER_IMPL_H_
+
+#include "ios/public/provider/chrome/browser/sessions/live_tab_context_provider.h"
+
+namespace ios_internal {
+
+class TabRestoreServiceDelegateProviderImpl
+    : public ios::LiveTabContextProvider {
+ public:
+  TabRestoreServiceDelegateProviderImpl();
+  ~TabRestoreServiceDelegateProviderImpl() override;
+  sessions::LiveTabContext* Create(
+      ios::ChromeBrowserState* browser_state) override;
+  sessions::LiveTabContext* FindContextWithID(int32_t desired_id) override;
+  sessions::LiveTabContext* FindContextForTab(
+      const sessions::LiveTab* tab) override;
+};
+
+}  // namespace ios_internal
+
+#endif  // IOS_CHROME_BROWSER_SESSIONS_TAB_RESTORE_SERVICE_DELEGATE_PROVIDER_IMPL_H_