Add ContextualSuggestionsService to Omnibox

components/contextual_suggestions/features.cc

Index: components/contextual_suggestions/features.cc
diff --git a/components/contextual_suggestions/features.cc b/components/contextual_suggestions/features.cc
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index 0000000000000000000000000000000000000000..72df6edc887eef21c61f78775099bea68d000f9b
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+++ b/components/contextual_suggestions/features.cc
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+// 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.
+
+#include "components/contextual_suggestions/features.h"
+
+namespace contextual_suggestions {
+
+const base::Feature kZeroSuggestRedirectToChrome{
+    "ZeroSuggestRedirectToChrome", base::FEATURE_DISABLED_BY_DEFAULT};
+
+}  // namespace contextual_suggestions