Add ContextualSuggestionsService to Omnibox

chrome/browser/autocomplete/contextual_suggestions_service_factory.h

+// 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_AUTOCOMPLETE_CONTEXTUAL_SUGGESTIONS_SERVICE_FACTORY_H_
+#define CHROME_BROWSER_AUTOCOMPLETE_CONTEXTUAL_SUGGESTIONS_SERVICE_FACTORY_H_
+
+#include "base/macros.h"
+#include "base/memory/singleton.h"
+#include "components/keyed_service/content/browser_context_keyed_service_factory.h"
+
+class Profile;
+
+namespace contextual_suggestions {
+
+class ContextualSuggestionsService;
+
+}  // namespace contextual_suggestions
+
+class ContextualSuggestionsServiceFactory
+    : public BrowserContextKeyedServiceFactory {
+ public:
+  static contextual_suggestions::ContextualSuggestionsService* GetForProfile(
+      Profile* profile);
+  static ContextualSuggestionsServiceFactory* GetInstance();
+
+ private:
+  friend struct base::DefaultSingletonTraits<
+      ContextualSuggestionsServiceFactory>;
+
+  ContextualSuggestionsServiceFactory();
+  ~ContextualSuggestionsServiceFactory() override;
+
+  // Overrides from BrowserContextKeyedServiceFactory:
+  KeyedService* BuildServiceInstanceFor(
+      content::BrowserContext* context) const override;
+
+  DISALLOW_COPY_AND_ASSIGN(ContextualSuggestionsServiceFactory);
+};
+
+#endif  // CHROME_BROWSER_AUTOCOMPLETE_CONTEXTUAL_SUGGESTIONS_SERVICE_FACTORY_H_