Make the request initiator Optional

net/base/registry_controlled_domains/registry_controlled_domain.h

Index: net/base/registry_controlled_domains/registry_controlled_domain.h
diff --git a/net/base/registry_controlled_domains/registry_controlled_domain.h b/net/base/registry_controlled_domains/registry_controlled_domain.h
index 24ffb707a50ab5fd44e7b7f86427a9dfd0bff8b6..a7121b0db3dec061012387a358121845b0ab55e2 100644
--- a/net/base/registry_controlled_domains/registry_controlled_domain.h
+++ b/net/base/registry_controlled_domains/registry_controlled_domain.h
@@ -124,6 +124,7 @@ class GURL;
 
 namespace url {
 class Origin;
+class NullableOrigin;
 };
 
 struct DomainRule;
@@ -199,6 +200,9 @@ NET_EXPORT bool SameDomainOrHost(const GURL& gurl1, const GURL& gurl2,
 NET_EXPORT bool SameDomainOrHost(const url::Origin& origin1,
                                  const url::Origin& origin2,
                                  PrivateRegistryFilter filter);
+NET_EXPORT bool SameDomainOrHost(const url::Origin& origin1,
+                                 url::NullableOrigin* origin2,
+                                 PrivateRegistryFilter filter);
 
 // Finds the length in bytes of the registrar portion of the host in the
 // given GURL.  Returns std::string::npos if the GURL is invalid or has no