Navigation transitions: Parse out transition-entering-stylesheet link headers.

content/browser/loader/cross_site_resource_handler.cc

 // Copyright (c) 2012 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/loader/cross_site_resource_handler.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 69 matching lines @@
         params.page_transition, params.should_replace_current_entry);
   } else if (leak_requests_for_testing_ && cross_site_transferring_request) {
     // Some unit tests expect requests to be leaked in this case, so they can
     // pass them along manually.
     cross_site_transferring_request->ReleaseRequest();
   }
 }
 
 void OnDeferredAfterResponseStartedHelper(
     const GlobalRequestID& global_request_id,
-    int render_frame_id) {
+    int render_frame_id,
+    const scoped_refptr<net::HttpResponseHeaders>& headers,
+    const GURL& url) {
   RenderFrameHostImpl* rfh =
       RenderFrameHostImpl::FromID(global_request_id.child_id, render_frame_id);
   if (rfh)
-    rfh->OnDeferredAfterResponseStarted(global_request_id);
+    rfh->OnDeferredAfterResponseStarted(global_request_id, headers, url);
 }
 
 bool CheckNavigationPolicyOnUI(GURL url, int process_id, int render_frame_id) {
   RenderFrameHostImpl* rfh =
       RenderFrameHostImpl::FromID(process_id, render_frame_id);
   if (!rfh)
     return false;
 
   // TODO(nasko): This check is very simplistic and is used temporarily only
   // for --site-per-process. It should be updated to match the check performed
@@ skipping 120 matching lines @@
   *defer = true;
   OnDidDefer();
   return true;
 }
 
 bool CrossSiteResourceHandler::OnNavigationTransitionResponseStarted(
     ResourceResponse* response,
     bool* defer) {
   ResourceRequestInfoImpl* info = GetRequestInfo();
 
+  scoped_refptr<net::HttpResponseHeaders> headers;
+  if (response_)
+    headers = response_->head.headers;
+  GURL url = request()->url();
+
   GlobalRequestID global_id(info->GetChildID(), info->GetRequestID());
   int render_frame_id = info->GetRenderFrameID();
   BrowserThread::PostTask(
       BrowserThread::UI,
       FROM_HERE,
       base::Bind(
-          &OnDeferredAfterResponseStartedHelper, global_id, render_frame_id));
+          &OnDeferredAfterResponseStartedHelper,
+          global_id,
+          render_frame_id,
+          headers,
+          url));
 
   *defer = true;
   OnDidDefer();
   return true;
 }
 
 void CrossSiteResourceHandler::ResumeResponseDeferredAtStart(int request_id) {
   bool defer = false;
   if (!OnNormalResponseStarted(response_, &defer)) {
     controller()->Cancel();
@@ skipping 176 matching lines @@
     controller()->Resume();
   }
 }
 
 void CrossSiteResourceHandler::OnDidDefer() {
   did_defer_ = true;
   request()->LogBlockedBy("CrossSiteResourceHandler");
 }
 
 }  // namespace content