Replicate feature policy headers to remote frames

third_party/WebKit/Source/core/loader/FrameLoaderClient.h

Index: third_party/WebKit/Source/core/loader/FrameLoaderClient.h
diff --git a/third_party/WebKit/Source/core/loader/FrameLoaderClient.h b/third_party/WebKit/Source/core/loader/FrameLoaderClient.h
index c65478d0077f3ee1515d7092e39014e6c01123c4..9c6222b0f9c0de4c981cfc82d9d5900106d67309 100644
--- a/third_party/WebKit/Source/core/loader/FrameLoaderClient.h
+++ b/third_party/WebKit/Source/core/loader/FrameLoaderClient.h
@@ -275,6 +275,8 @@ class CORE_EXPORT FrameLoaderClient : public FrameClient {
 
   virtual void didChangeSandboxFlags(Frame* childFrame, SandboxFlags) {}
 
+  virtual void didSetFeaturePolicyHeader(const String& headerValue) {}
+
   // Called when a new Content Security Policy is added to the frame's document.
   // This can be triggered by handling of HTTP headers, handling of <meta>
   // element, or by inheriting CSP from the parent (in case of about:blank).