Move redirect_chain from NavigationEntry to FrameNavigationEntry.

content/browser/frame_host/navigation_controller_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.
 
 /*
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
  *     (http://www.torchmobile.com/)
  *
@@ skipping 709 matching lines @@
       frame_tree_node_id = node->frame_tree_node_id();
 
       // In --site-per-process, create an identical NavigationEntry with a
       // new FrameNavigationEntry for the target subframe.
       if (SiteIsolationPolicy::UseSubframeNavigationEntries()) {
         entry = GetLastCommittedEntry()->Clone();
         entry->SetPageID(-1);
         entry->AddOrUpdateFrameEntry(
             node, -1, -1, nullptr,
             static_cast<SiteInstanceImpl*>(params.source_site_instance.get()),
-            params.url, params.referrer, PageState(), "GET", -1);
+            params.url, params.referrer, params.redirect_chain, PageState(),
+            "GET", -1);
       }
     }
   }
 
   // Otherwise, create a pending entry for the main frame.
   if (!entry) {
     entry = NavigationEntryImpl::FromNavigationEntry(CreateNavigationEntry(
         params.url, params.referrer, params.transition_type,
         params.is_renderer_initiated, params.extra_headers, browser_context_));
     entry->set_source_site_instance(
         static_cast<SiteInstanceImpl*>(params.source_site_instance.get()));
+    entry->SetRedirectChain(params.redirect_chain);
   }
 
   // Set the FTN ID (only used in non-site-per-process, for tests).
   entry->set_frame_tree_node_id(frame_tree_node_id);
-  if (params.redirect_chain.size() > 0)
-    entry->SetRedirectChain(params.redirect_chain);
   // Don't allow an entry replacement if there is no entry to replace.
   // http://crbug.com/457149
   if (params.should_replace_current_entry && entries_.size() > 0)
     entry->set_should_replace_entry(true);
   entry->set_should_clear_history_list(params.should_clear_history_list);
   entry->SetIsOverridingUserAgent(override);
   entry->set_transferred_global_request_id(
       params.transferred_global_request_id);
 
 #if defined(OS_ANDROID)
@@ skipping 143 matching lines @@
     base::debug::DumpWithoutCrashing();
     NOTREACHED() << "Shouldn't see an empty PageState at commit.";
   }
   NavigationEntryImpl* active_entry = GetLastCommittedEntry();
   active_entry->SetTimestamp(timestamp);
   active_entry->SetHttpStatusCode(params.http_status_code);
 
   FrameNavigationEntry* frame_entry =
       active_entry->GetFrameEntry(rfh->frame_tree_node());
   if (SiteIsolationPolicy::UseSubframeNavigationEntries()) {
-    // Update the frame-specific PageState.
+    // Update the frame-specific PageState and RedirectChain
     // We may not find a frame_entry in some cases; ignore the PageState if so.
     // TODO(creis): Remove the "if" once https://crbug.com/522193 is fixed.
-    if (frame_entry)
+    if (frame_entry) {
       frame_entry->SetPageState(params.page_state);
+      frame_entry->set_redirect_chain(params.redirects);
+    }
   } else {
     active_entry->SetPageState(params.page_state);
+    active_entry->SetRedirectChain(params.redirects);
   }
-  active_entry->SetRedirectChain(params.redirects);
 
   // Use histogram to track memory impact of redirect chain because it's now
   // not cleared for committed entries.
   size_t redirect_chain_size = 0;
   for (size_t i = 0; i < params.redirects.size(); ++i) {
     redirect_chain_size += params.redirects[i].spec().length();
   }
   UMA_HISTOGRAM_COUNTS("Navigation.RedirectChainSize", redirect_chain_size);
 
   // Once it is committed, we no longer need to track several pieces of state on
@@ skipping 311 matching lines @@
   // The site instance will normally be the same except during session restore,
   // when no site instance will be assigned.
   DCHECK(entry->site_instance() == nullptr ||
          entry->site_instance() == rfh->GetSiteInstance());
 
   // Update the existing FrameNavigationEntry to ensure all of its members
   // reflect the parameters coming from the renderer process.
   entry->AddOrUpdateFrameEntry(
       rfh->frame_tree_node(), params.item_sequence_number,
       params.document_sequence_number, rfh->GetSiteInstance(), nullptr,
-      params.url, params.referrer, params.page_state, params.method,
-      params.post_id);
+      params.url, params.referrer, params.redirects, params.page_state,
+      params.method, params.post_id);
 
   // The redirected to page should not inherit the favicon from the previous
   // page.
   if (ui::PageTransitionIsRedirect(params.transition) && !is_in_page)
     entry->GetFavicon() = FaviconStatus();
 
   // The entry we found in the list might be pending if the user hit
   // back/forward/reload. This load should commit it (since it's already in the
   // list, we can just discard the pending pointer).  We should also discard the
   // pending entry if it corresponds to a different navigation, since that one
@@ skipping 36 matching lines @@
   // If a user presses enter in the omnibox and the server redirects, the URL
   // might change (but it's still considered a SAME_PAGE navigation). So we must
   // update the SSL status.
   existing_entry->GetSSL() = rfh->navigation_handle()->ssl_status();
 
   // Update the existing FrameNavigationEntry to ensure all of its members
   // reflect the parameters coming from the renderer process.
   existing_entry->AddOrUpdateFrameEntry(
       rfh->frame_tree_node(), params.item_sequence_number,
       params.document_sequence_number, rfh->GetSiteInstance(), nullptr,
-      params.url, params.referrer, params.page_state, params.method,
-      params.post_id);
+      params.url, params.referrer, params.redirects, params.page_state,
+      params.method, params.post_id);
 
   DiscardNonCommittedEntries();
 }
 
 void NavigationControllerImpl::RendererDidNavigateNewSubframe(
     RenderFrameHostImpl* rfh,
     const FrameHostMsg_DidCommitProvisionalLoad_Params& params,
     bool is_in_page,
     bool replace_entry) {
   DCHECK(ui::PageTransitionCoreTypeIs(params.transition,
@@ skipping 77 matching lines @@
     }
   }
 
   if (SiteIsolationPolicy::UseSubframeNavigationEntries()) {
     // This may be a "new auto" case where we add a new FrameNavigationEntry, or
     // it may be a "history auto" case where we update an existing one.
     NavigationEntryImpl* last_committed = GetLastCommittedEntry();
     last_committed->AddOrUpdateFrameEntry(
         rfh->frame_tree_node(), params.item_sequence_number,
         params.document_sequence_number, rfh->GetSiteInstance(), nullptr,
-        params.url, params.referrer, params.page_state, params.method,
-        params.post_id);
+        params.url, params.referrer, params.redirects, params.page_state,
+        params.method, params.post_id);
   }
 
   return send_commit_notification;
 }
 
 int NavigationControllerImpl::GetIndexOfEntry(
     const NavigationEntryImpl* entry) const {
   for (size_t i = 0; i < entries_.size(); ++i) {
     if (entries_[i].get() == entry)
       return i;
@@ skipping 722 matching lines @@
     }
   }
 }
 
 void NavigationControllerImpl::SetGetTimestampCallbackForTest(
     const base::Callback<base::Time()>& get_timestamp_callback) {
   get_timestamp_callback_ = get_timestamp_callback;
 }
 
 }  // namespace content