List our features in ntp_snippets::kAllFeatures

chrome/browser/ntp_snippets/ntp_snippets_features.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 "chrome/browser/ntp_snippets/ntp_snippets_features.h"
-
-namespace params {
-namespace ntp_snippets {
-
-const base::Feature kNotificationsFeature = {"ContentSuggestionsNotifications",
-                                             base::FEATURE_DISABLED_BY_DEFAULT};
-
-const char kNotificationsPriorityParam[] = "priority";
-const char kNotificationsTextParam[] = "text";
-const char kNotificationsTextValuePublisher[] = "publisher";
-const char kNotificationsTextValueSnippet[] = "snippet";
-const char kNotificationsTextValueAndMore[] = "and_more";
-const char kNotificationsKeepWhenFrontmostParam[] =
-    "keep_notification_when_frontmost";
-const char kNotificationsOpenToNTPParam[] = "open_to_ntp";
-const char kNotificationsDailyLimit[] = "daily_limit";
-const char kNotificationsIgnoredLimitParam[] = "ignored_limit";
-
-}  // namespace ntp_snippets
-}  // namespace params