Downloading the json file from ChromeReader is tried several times when ERR_NETW…

components/ntp_snippets/ntp_snippets_fetcher.cc

Index: components/ntp_snippets/ntp_snippets_fetcher.cc
diff --git a/components/ntp_snippets/ntp_snippets_fetcher.cc b/components/ntp_snippets/ntp_snippets_fetcher.cc
index 3d62cc396d53788a1e664eb0e3b33641fbc309a8..7c820ae75c79d3f225ce99664a2f6aff7aa2aca6 100644
--- a/components/ntp_snippets/ntp_snippets_fetcher.cc
+++ b/components/ntp_snippets/ntp_snippets_fetcher.cc
@@ -121,6 +121,11 @@ void NTPSnippetsFetcher::OnGetTokenSuccess(
   url_fetcher_->SetUploadData("application/json",
                               base::StringPrintf(kRequestParameterFormat,
                                                  host_restricts.c_str()));
+
+  // Fetchers are sometimes cancelled because a network change was detected.
+  url_fetcher_->SetAutomaticallyRetryOnNetworkChanges(3);
+  // Try to make fetching the files bit more robust even with poor connection.
+  url_fetcher_->SetMaxRetriesOn5xx(3);
   url_fetcher_->Start();
 }