Connecting UserClassifier to NtpSnippetsFetcher

components/ntp_snippets/remote/request_throttler.h

Index: components/ntp_snippets/remote/request_throttler.h
diff --git a/components/ntp_snippets/remote/request_throttler.h b/components/ntp_snippets/remote/request_throttler.h
index 30c2dd557c5f3009bec402459ced79e2d5c49534..3435799097ce56fbaf4c5566fd414fe3feb25e5d 100644
--- a/components/ntp_snippets/remote/request_throttler.h
+++ b/components/ntp_snippets/remote/request_throttler.h
@@ -40,7 +40,9 @@ class RequestThrottler {
  public:
   // Enumeration listing all current applications of the request counter.
   enum class RequestType {
-    CONTENT_SUGGESTION_FETCHER,
+    CONTENT_SUGGESTION_FETCHER_RARE_NTP_USER,
+    CONTENT_SUGGESTION_FETCHER_ACTIVE_NTP_USER,
+    CONTENT_SUGGESTION_FETCHER_ACTIVE_SUGGESTIONS_CONSUMER,
     CONTENT_SUGGESTION_THUMBNAIL,
   };