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 8a261890cacc650c67272c17f2c6dd3308ae1cbf..4c8a435f725b260ccc0e9512c66dadd49a11ed65 100644
--- a/chrome/browser/net/predictor.cc
+++ b/chrome/browser/net/predictor.cc
@@ -1320,14 +1320,9 @@ 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::Replacements<char> replacements;