Replicate feature policy container policies.

third_party/WebKit/Source/core/loader/DocumentLoader.cpp

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2011 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
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 71 matching lines @@
 #include "wtf/Assertions.h"
 #include "wtf/AutoReset.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 static bool IsArchiveMIMEType(const String& mime_type) {
   return EqualIgnoringCase("multipart/related", mime_type);
 }
 
-static bool ShouldInheritSecurityOriginFromOwner(const KURL& url) {
-  // https://html.spec.whatwg.org/multipage/browsers.html#origin
-  //
-  // If a Document is the initial "about:blank" document The origin and
-  // effective script origin of the Document are those it was assigned when its
-  // browsing context was created.
-  //
-  // Note: We generalize this to all "blank" URLs and invalid URLs because we
-  // treat all of these URLs as about:blank.
-  return url.IsEmpty() || url.ProtocolIsAbout();
-}
-
 DocumentLoader::DocumentLoader(LocalFrame* frame,
                                const ResourceRequest& req,
                                const SubstituteData& substitute_data,
                                ClientRedirectPolicy client_redirect_policy)
     : frame_(frame),
       fetcher_(FrameFetchContext::CreateFetcherFromDocumentLoader(this)),
       original_request_(req),
       substitute_data_(substitute_data),
       request_(req),
       load_type_(kFrameLoadTypeStandard),
@@ skipping 555 matching lines @@
   if (!frame_)
     return;
 
   const AtomicString& encoding = GetResponse().TextEncodingName();
 
   // Prepare a DocumentInit before clearing the frame, because it may need to
   // inherit an aliased security context.
   Document* owner = nullptr;
   // TODO(dcheng): This differs from the behavior of both IE and Firefox: the
   // origin is inherited from the document that loaded the URL.
-  if (ShouldInheritSecurityOriginFromOwner(Url())) {
+  if (Document::ShouldInheritSecurityOriginFromOwner(Url())) {
     Frame* owner_frame = frame_->Tree().Parent();
     if (!owner_frame)
       owner_frame = frame_->Loader().Opener();
     if (owner_frame && owner_frame->IsLocalFrame())
       owner = ToLocalFrame(owner_frame)->GetDocument();
   }
   DocumentInit init(owner, Url(), frame_);
   init.WithNewRegistrationContext();
   frame_->Loader().Clear();
   DCHECK(frame_->GetPage());
@@ skipping 317 matching lines @@
   LocalFrame* frame = document->GetFrame();
   WebFeaturePolicy* parent_feature_policy =
       frame->IsMainFrame()
           ? nullptr
           : frame->Tree().Parent()->GetSecurityContext()->GetFeaturePolicy();
   Vector<String> messages;
   const WebParsedFeaturePolicy& parsed_header = ParseFeaturePolicy(
       feature_policy_header, frame->GetSecurityContext()->GetSecurityOrigin(),
       &messages);
   WebParsedFeaturePolicy container_policy;
-  if (frame->Owner()) {
-    container_policy = GetContainerPolicyFromAllowedFeatures(
-        frame->Owner()->AllowedFeatures(),
-        frame->GetSecurityContext()->GetSecurityOrigin());
-  }
+  if (frame->Owner())
+    container_policy = frame->Owner()->ContainerPolicy();
   frame->GetSecurityContext()->InitializeFeaturePolicy(
       parsed_header, container_policy, parent_feature_policy);
 
   for (auto& message : messages) {
     document->AddConsoleMessage(
         ConsoleMessage::Create(kOtherMessageSource, kErrorMessageLevel,
                                "Error with Feature-Policy header: " + message));
   }
   if (!parsed_header.empty())
     frame->Client()->DidSetFeaturePolicyHeader(parsed_header);
@@ skipping 82 matching lines @@
                      InstallNewDocumentReason::kJavascriptURL,
                      kForceSynchronousParsing, KURL());
   if (!source.IsNull())
     writer_->AppendReplacingData(source);
   EndWriting();
 }
 
 DEFINE_WEAK_IDENTIFIER_MAP(DocumentLoader);
 
 }  // namespace blink