Respect QuicAllowed policy for new streams

chrome/browser/safe_browsing/safe_browsing_service.h

Index: chrome/browser/safe_browsing/safe_browsing_service.h
diff --git a/chrome/browser/safe_browsing/safe_browsing_service.h b/chrome/browser/safe_browsing/safe_browsing_service.h
index 666d7aacaeb6124b377c49efd443836bcd46832e..04293c4e6e3336654b3a9dce51135368313a549a 100644
--- a/chrome/browser/safe_browsing/safe_browsing_service.h
+++ b/chrome/browser/safe_browsing/safe_browsing_service.h
@@ -24,6 +24,7 @@
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
+#include "net/http/http_network_session.h"
 
 #if defined(FULL_SAFE_BROWSING)
 #include "chrome/browser/safe_browsing/incident_reporting/delayed_analysis_callback.h"
@@ -124,6 +125,9 @@ class SafeBrowsingService : public base::RefCountedThreadSafe<
 
   scoped_refptr<net::URLRequestContextGetter> url_request_context();
 
+  // Called on UI thread thread when net parameters change (e.g. due to policy).
+  void UpdateNetParams(net::HttpNetworkSession::ParamsUpdate params_update);
+
   const scoped_refptr<SafeBrowsingUIManager>& ui_manager() const;
 
   // This returns either the v3 or the v4 database manager, depending on