Add CategoryInfo for meta information of content suggestions Categories

components/ntp_snippets/category_info.cc

+// Copyright 2016 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 "components/ntp_snippets/category_info.h"
+
+namespace ntp_snippets {
+
+CategoryInfo::CategoryInfo(const base::string16& title) : title_(title) {}
+
+CategoryInfo::CategoryInfo(CategoryInfo&&) = default;
+
+CategoryInfo& CategoryInfo::operator=(CategoryInfo&&) = default;
+
+CategoryInfo::~CategoryInfo() {}
+
+}  // namespace ntp_snippets