Make HSTS headers not clobber preloaded pins.

chrome/browser/net/predictor.cc

Index: chrome/browser/net/predictor.cc
diff --git a/chrome/browser/net/predictor.cc b/chrome/browser/net/predictor.cc
index 38e123d0f587397b95da6a4a7403000715ca351e..d27f77c31b642f73740f18e845bb103427c49485 100644
--- a/chrome/browser/net/predictor.cc
+++ b/chrome/browser/net/predictor.cc
@@ -1319,14 +1319,9 @@ GURL Predictor::GetHSTSRedirectOnIOThread(const GURL& url) {
     return url;
   if (!url.SchemeIs("http"))
     return url;
-  net::TransportSecurityState::DomainState domain_state;
-  if (!transport_security_state_->GetDomainState(
-          url.host(),
-          net::SSLConfigService::IsSNIAvailable(ssl_config_service_),
-          &domain_state)) {
-    return url;
-  }
-  if (!domain_state.ShouldUpgradeToSSL())
+  bool sni_available =
+      net::SSLConfigService::IsSNIAvailable(ssl_config_service_);
+  if (!transport_security_state_->ShouldUpgradeToSSL(url.host(), sni_available))
     return url;
 
   url_canon::Replacements<char> replacements;