Adding a request counter to the snippets fetcher.

components/ntp_snippets/ntp_snippets_service.cc

Index: components/ntp_snippets/ntp_snippets_service.cc
diff --git a/components/ntp_snippets/ntp_snippets_service.cc b/components/ntp_snippets/ntp_snippets_service.cc
index 736eb4933f9bc285284c17d78067728ba0b39da9..0bddf032dbc82255ff4db5cf11fa3e2a2f1f1796 100644
--- a/components/ntp_snippets/ntp_snippets_service.cc
+++ b/components/ntp_snippets/ntp_snippets_service.cc
@@ -247,19 +247,20 @@ void NTPSnippetsService::Shutdown() {
   EnterState(State::SHUT_DOWN, ContentSuggestionsCategoryStatus::NOT_PROVIDED);
 }
 
-void NTPSnippetsService::FetchSnippets() {
+void NTPSnippetsService::FetchSnippets(bool force_request) {
   if (ready())
-    FetchSnippetsFromHosts(GetSuggestionsHosts());
+    FetchSnippetsFromHosts(GetSuggestionsHosts(), force_request);
   else
     fetch_after_load_ = true;
 }
 
 void NTPSnippetsService::FetchSnippetsFromHosts(
-    const std::set<std::string>& hosts) {
+    const std::set<std::string>& hosts,
+    bool force_request) {
   if (!ready())
     return;
   snippets_fetcher_->FetchSnippetsFromHosts(hosts, application_language_code_,
-                                            kMaxSnippetCount);
+                                            kMaxSnippetCount, force_request);
 }
 
 void NTPSnippetsService::RescheduleFetching() {
@@ -439,7 +440,7 @@ void NTPSnippetsService::OnSuggestionsChanged(
 
   NotifyNewSuggestions();
 
-  FetchSnippetsFromHosts(hosts);
+  FetchSnippetsFromHosts(hosts, /*force_request=*/false);
 }
 
 void NTPSnippetsService::OnFetchFinished(
@@ -652,7 +653,7 @@ void NTPSnippetsService::FetchSnippetImageFromNetwork(
 
 void NTPSnippetsService::EnterStateEnabled(bool fetch_snippets) {
   if (fetch_snippets)
-    FetchSnippets();
+    FetchSnippets(/*force_request=*/false);
 
   // If host restrictions are enabled, register for host list updates.
   // |suggestions_service_| can be null in tests.