TEST ONLY: Duplicate FP rather than modifying in place

content/child/blink_platform_impl.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/child/blink_platform_impl.h"
 
 #include <math.h>
 
 #include <memory>
 #include <vector>
@@ skipping 845 matching lines @@
     const blink::WebParsedFeaturePolicyHeader& container_policy,
     const blink::WebParsedFeaturePolicyHeader& policy_header,
     const blink::WebSecurityOrigin& origin) {
   std::unique_ptr<FeaturePolicy> policy = FeaturePolicy::CreateFromParentPolicy(
       static_cast<const FeaturePolicy*>(parent_policy),
       FeaturePolicyHeaderFromWeb(container_policy), url::Origin(origin));
   policy->SetHeaderPolicy(FeaturePolicyHeaderFromWeb(policy_header));
   return policy.release();
 }
 
-void BlinkPlatformImpl::resetFeaturePolicyOrigin(
-    blink::WebFeaturePolicy* policy,
-    const blink::WebSecurityOrigin& origin) {
-  static_cast<FeaturePolicy*>(policy)->ResetOrigin(url::Origin(origin));
+blink::WebFeaturePolicy* BlinkPlatformImpl::duplicateFeaturePolicyWithOrigin(
+    const blink::WebFeaturePolicy& policy,
+    const blink::WebSecurityOrigin& new_origin) {
+  std::unique_ptr<FeaturePolicy> new_policy =
+      FeaturePolicy::CreateFromPolicyWithOrigin(
+          static_cast<const FeaturePolicy&>(policy), url::Origin(new_origin));
+  return new_policy.release();
 }
 
 }  // namespace content