Replicate Content-Security-Policy into remote frame proxies.

third_party/WebKit/Source/web/FrameLoaderClientImpl.cpp

 /*
  * Copyright (C) 2009, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2011 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 1021 matching lines @@
     if (!m_webFrame->client())
         return nullptr;
     return m_webFrame->client()->frameBlameContext();
 }
 
 LinkResource* FrameLoaderClientImpl::createServiceWorkerLinkResource(HTMLLinkElement* owner)
 {
     return ServiceWorkerLinkResource::create(owner);
 }
 
+void FrameLoaderClientImpl::didAddContentSecurityPolicy(
+    const String& headerValue,
+    ContentSecurityPolicyHeaderType type,
+    ContentSecurityPolicyHeaderSource source) {

[dcheng, 2016/05/11 20:15:07]

I'm surprised check-webkit-style didn't complain, but { should be on its own
line.

[Łukasz Anforowicz, 2016/05/11 23:14:48]

Done.

+    m_webFrame->client()->didAddContentSecurityPolicy(

[alexmos, 2016/05/11 19:46:41]

Do you need to check for !m_webFrame->client(), similar to other replication
functions?  IIRC, it might be null in tests.

[Łukasz Anforowicz, 2016/05/11 23:14:48]

Done.

+        headerValue,
+        static_cast<WebContentSecurityPolicyType>(type),
+        static_cast<WebContentSecurityPolicySource>(source));
+}
+
 } // namespace blink