Don't try to guess the referrer policy, but use the one associated with the request

webkit/child/weburlrequest_extradata_impl.cc

Index: webkit/child/weburlrequest_extradata_impl.cc
diff --git a/webkit/child/weburlrequest_extradata_impl.cc b/webkit/child/weburlrequest_extradata_impl.cc
index 81b6e4ab6ba272636d60d9f6fc551fb27c7637dd..8eed5e1fc19b25c20503179800699caca8703f05 100644
--- a/webkit/child/weburlrequest_extradata_impl.cc
+++ b/webkit/child/weburlrequest_extradata_impl.cc
@@ -4,17 +4,14 @@
 
 #include "webkit/child/weburlrequest_extradata_impl.h"
 
-using blink::WebReferrerPolicy;
 using blink::WebString;
 
 namespace webkit_glue {
 
 WebURLRequestExtraDataImpl::WebURLRequestExtraDataImpl(
-    WebReferrerPolicy referrer_policy,
     const WebString& custom_user_agent,
     bool was_after_preconnect_request)
-    : referrer_policy_(referrer_policy),
-      custom_user_agent_(custom_user_agent),
+    : custom_user_agent_(custom_user_agent),
       was_after_preconnect_request_(was_after_preconnect_request) {
 }