Navigation transitions: Plumb data from the outgoing renderer to the incoming renderer

content/browser/frame_host/render_frame_host_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/render_frame_host_impl.h"
 
 #include "base/bind.h"
 #include "base/containers/hash_tables.h"
 #include "base/lazy_instance.h"
 #include "base/metrics/user_metrics_action.h"
@@ skipping 617 matching lines @@
     PageTransition page_transition,
     bool should_replace_current_entry) {
   frame_tree_node_->render_manager()->OnCrossSiteResponse(
       this, global_request_id, cross_site_transferring_request.Pass(),
       transfer_url_chain, referrer, page_transition,
       should_replace_current_entry);
 }
 
 void RenderFrameHostImpl::OnDeferredAfterResponseStarted(
     const GlobalRequestID& global_request_id,
-    const scoped_refptr<net::HttpResponseHeaders>& headers,
-    const GURL& url) {
+    const TransitionLayerData& transition_data) {
   frame_tree_node_->render_manager()->OnDeferredAfterResponseStarted(
       global_request_id, this);
 
   if (GetParent() || !delegate_->WillHandleDeferAfterResponseStarted())
     frame_tree_node_->render_manager()->ResumeResponseDeferredAtStart();
   else
-    delegate_->DidDeferAfterResponseStarted(headers, url);
+    delegate_->DidDeferAfterResponseStarted(transition_data);
 }
 
 void RenderFrameHostImpl::SwapOut(RenderFrameProxyHost* proxy) {
   // TODO(creis): Move swapped out state to RFH.  Until then, only update it
   // when swapping out the main frame.
   if (!GetParent()) {
     // If this RenderViewHost is not in the default state, it must have already
     // gone through this, therefore just return.
     if (render_view_host_->rvh_state_ != RenderViewHostImpl::STATE_DEFAULT)
       return;
@@ skipping 520 matching lines @@
   if (view)
     view->SetParentNativeViewAccessible(accessible_parent);
 }
 
 gfx::NativeViewAccessible
 RenderFrameHostImpl::GetParentNativeViewAccessible() const {
   return delegate_->GetParentNativeViewAccessible();
 }
 #endif  // defined(OS_WIN)
 
-void RenderFrameHostImpl::SetHasPendingTransitionRequest(
-    bool has_pending_request) {
+void RenderFrameHostImpl::ClearPendingTransitionRequestData() {
   BrowserThread::PostTask(
       BrowserThread::IO,
       FROM_HERE,
       base::Bind(
-          &TransitionRequestManager::SetHasPendingTransitionRequest,
+          &TransitionRequestManager::ClearPendingTransitionRequestData,
           base::Unretained(TransitionRequestManager::GetInstance()),
           GetProcess()->GetID(),
-          routing_id_,
-          has_pending_request));
+          routing_id_));
 }
 
 }  // namespace content