Add ContentSuggestionsService

components/ntp_snippets/content_suggestions_provider_type.h

Index: components/ntp_snippets/content_suggestions_provider_type.h
diff --git a/components/ntp_snippets/content_suggestions_provider_type.h b/components/ntp_snippets/content_suggestions_provider_type.h
deleted file mode 100644
index 9825de8bcd77e33c6ad4c9acb54a4f11d516c405..0000000000000000000000000000000000000000
--- a/components/ntp_snippets/content_suggestions_provider_type.h
+++ /dev/null
@@ -1,19 +0,0 @@
-// 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.
-
-#ifndef COMPONENTS_NTP_SNIPPETS_CONTENT_SUGGESTIONS_PROVIDER_TYPE_H_
-#define COMPONENTS_NTP_SNIPPETS_CONTENT_SUGGESTIONS_PROVIDER_TYPE_H_
-
-namespace ntp_snippets {
-
-// A type of content suggestion provider. For each of these types, there will be
-// at most one provider instance registered and running. Note that these
-// provider types do not necessarily match the suggestion categories. The
-// provider type is used to identify the source of a suggestion and to direct
-// calls from the UI like discarding back to the right provider.
-enum class ContentSuggestionsProviderType : int { ARTICLES };
-
-}  // namespace ntp_snippets
-
-#endif  // COMPONENTS_NTP_SNIPPETS_CONTENT_SUGGESTIONS_PROVIDER_TYPE_H_