[NTP::Push] Add feature

components/ntp_snippets/features.cc

Index: components/ntp_snippets/features.cc
diff --git a/components/ntp_snippets/features.cc b/components/ntp_snippets/features.cc
index 6910f402873d47bcb347aee49a2972d04d22dca7..66a330610ac6671d7dfdadffbb133f040c542e53 100644
--- a/components/ntp_snippets/features.cc
+++ b/components/ntp_snippets/features.cc
@@ -18,6 +18,7 @@ const base::Feature*(kAllFeatures[]) = {&kArticleSuggestionsFeature,
                                         &kBookmarkSuggestionsFeature,
                                         &kCategoryOrder,
                                         &kCategoryRanker,
+                                        &kContentSuggestionsPushFeature,
                                         &kForeignSessionsSuggestionsFeature,
                                         &kIncreasedVisibility,
                                         &kNotificationsFeature,
@@ -45,6 +46,9 @@ const base::Feature kPhysicalWebPageSuggestionsFeature{
 const base::Feature kForeignSessionsSuggestionsFeature{
     "NTPForeignSessionsSuggestions", base::FEATURE_DISABLED_BY_DEFAULT};
 
+const base::Feature kContentSuggestionsPushFeature{
+    "ContentSuggestionsPush", base::FEATURE_DISABLED_BY_DEFAULT};
+
 const base::Feature kPreferAmpUrlsFeature{"NTPPreferAmpUrls",
                                           base::FEATURE_ENABLED_BY_DEFAULT};