Replicate feature policy headers to remote frames

third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp

Index: third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp b/third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp
index 9e1171988125dc51966ea8542e0e71df8278d26d..1347f12d66901cd30722e8696123e3b0c13080f3 100644
--- a/third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp
+++ b/third_party/WebKit/Source/web/WebRemoteFrameImpl.cpp
@@ -438,6 +438,19 @@ void WebRemoteFrameImpl::setReplicatedName(const WebString& name,
   frame()->tree().setPrecalculatedName(name, uniqueName);
 }
 
+void WebRemoteFrameImpl::setReplicatedFeaturePolicyHeader(
+    const WebString& headerValue) const {
+  if (RuntimeEnabledFeatures::featurePolicyEnabled()) {
+    SecurityContext* parentSecurityContext = nullptr;
+    if (parent()) {
+      Frame* parentFrame = frame()->client()->parent();
+      parentSecurityContext = parentFrame->securityContext();
+    }
+    frame()->securityContext()->setFeaturePolicyFromHeader(
+        headerValue, parentSecurityContext);
+  }
+}
+
 void WebRemoteFrameImpl::addReplicatedContentSecurityPolicyHeader(
     const WebString& headerValue,
     WebContentSecurityPolicyType type,