CSP: group policies in didAddContentSecurityPolicy.

third_party/WebKit/Source/core/frame/LocalFrameClient.h

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights
  * reserved.
  * Copyright (C) 2012 Google 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
@@ skipping 259 matching lines @@
 
   virtual void didEnforceInsecureRequestPolicy(WebInsecureRequestPolicy) {}
 
   virtual void didUpdateToUniqueOrigin() {}
 
   virtual void didChangeSandboxFlags(Frame* childFrame, SandboxFlags) {}
 
   virtual void didSetFeaturePolicyHeader(
       const WebParsedFeaturePolicy& parsedHeader) {}
 
   // Called when a new Content Security Policy is added to the frame's document.

[alexmos, 2017/03/25 01:46:27]

nit: update this comment to say a set of new policies 

[arthursonzogni, 2017/03/27 12:03:52]

Done.

   // 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).
-  virtual void didAddContentSecurityPolicy(
-      const String& headerValue,
-      ContentSecurityPolicyHeaderType,
-      ContentSecurityPolicyHeaderSource,
-      const std::vector<WebContentSecurityPolicyPolicy>&) {}
+  virtual void didAddContentSecurityPolicies(
+      const blink::WebVector<WebContentSecurityPolicyPolicy>&) {}
 
   virtual void didChangeFrameOwnerProperties(HTMLFrameElementBase*) {}
 
   virtual void dispatchWillStartUsingPeerConnectionHandler(
       WebRTCPeerConnectionHandler*) {}
 
   virtual bool allowWebGL(bool enabledPerSettings) {
     return enabledPerSettings;
   }
 
@@ skipping 44 matching lines @@
   virtual BlameContext* frameBlameContext() { return nullptr; }
 
   virtual void setHasReceivedUserGesture() {}
 
   virtual void abortClientNavigation() {}
 };
 
 }  // namespace blink
 
 #endif  // LocalFrameClient_h