Make Document::isSecureContext() work for OOPIFs

content/browser/frame_host/navigator_impl.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/frame_host/navigator_impl.h"
 
 #include <utility>
 
 #include "base/metrics/histogram.h"
 #include "base/time/time.h"
@@ skipping 505 matching lines @@
   // DidNavigateFrame(), because the origin needs to be included in the SwapOut
   // message, which is sent inside DidNavigateFrame().  SwapOut needs the
   // origin because it creates a RenderFrameProxy that needs this to initialize
   // its security context. This origin will also be sent to RenderFrameProxies
   // created via ViewMsg_New and FrameMsg_NewFrameProxy.
   render_frame_host->frame_tree_node()->SetCurrentOrigin(params.origin);
 
   render_frame_host->frame_tree_node()->SetEnforceStrictMixedContentChecking(
       params.should_enforce_strict_mixed_content_checking);
 
+  render_frame_host->frame_tree_node()->SetUniqueOriginPotentiallyTrustworthy(
+      params.is_potentially_trustworthy_unique_origin);
+
   // When using --site-per-process, we notify the RFHM for all navigations,
   // not just main frame navigations.
   if (oopifs_possible) {
     FrameTreeNode* frame = render_frame_host->frame_tree_node();
     frame->render_manager()->DidNavigateFrame(
         render_frame_host, params.gesture == NavigationGestureUser);
   }
 
   // Update the site of the SiteInstance if it doesn't have one yet, unless
   // assigning a site is not necessary for this URL.  In that case, the
@@ skipping 579 matching lines @@
       entry->set_should_replace_entry(pending_entry->should_replace_entry());
       entry->SetRedirectChain(pending_entry->GetRedirectChain());
     }
     controller_->SetPendingEntry(std::move(entry));
     if (delegate_)
       delegate_->NotifyChangedNavigationState(content::INVALIDATE_TYPE_URL);
   }
 }
 
 }  // namespace content