Allows prefetch requests to live beyond the renderer by delaying

content/browser/loader/resource_request_info_impl.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/resource_request_info_impl.h"
 
 #include "content/browser/loader/global_routing_id.h"
 #include "content/browser/loader/resource_message_filter.h"
 #include "content/browser/worker_host/worker_service_impl.h"
 #include "content/common/net/url_request_user_data.h"
@@ skipping 27 matching lines @@
           0,                                 // origin_pid
           0,                                 // request_id
           resource_type == ResourceType::MAIN_FRAME,  // is_main_frame
           0,                                 // frame_id
           false,                             // parent_is_main_frame
           0,                                 // parent_frame_id
           resource_type,                     // resource_type
           PAGE_TRANSITION_LINK,              // transition_type
           false,                             // is_download
           false,                             // is_stream
+          false,                             // is_detachable
           true,                              // allow_download
           false,                             // has_user_gesture
           WebKit::WebReferrerPolicyDefault,  // referrer_policy
           context,                           // context
           base::WeakPtr<ResourceMessageFilter>(),  // filter
           is_async);                         // is_async
   info->AssociateWithRequest(request);
 }
 
 // static
@@ skipping 32 matching lines @@
     int origin_pid,
     int request_id,
     bool is_main_frame,
     int64 frame_id,
     bool parent_is_main_frame,
     int64 parent_frame_id,
     ResourceType::Type resource_type,
     PageTransition transition_type,
     bool is_download,
     bool is_stream,
+    bool is_detachable,
     bool allow_download,
     bool has_user_gesture,
     WebKit::WebReferrerPolicy referrer_policy,
     ResourceContext* context,
     base::WeakPtr<ResourceMessageFilter> filter,
     bool is_async)
     : cross_site_handler_(NULL),
       process_type_(process_type),
       child_id_(child_id),
       route_id_(route_id),
       origin_pid_(origin_pid),
       request_id_(request_id),
       is_main_frame_(is_main_frame),
       frame_id_(frame_id),
       parent_is_main_frame_(parent_is_main_frame),
       parent_frame_id_(parent_frame_id),
       is_download_(is_download),
       is_stream_(is_stream),
+      is_detachable_(is_detachable),
+      is_detached_(false),
       allow_download_(allow_download),
       has_user_gesture_(has_user_gesture),
       was_ignored_by_handler_(false),
       resource_type_(resource_type),
       transition_type_(transition_type),
       memory_cost_(0),
       referrer_policy_(referrer_policy),
       context_(context),
       filter_(filter),
       is_async_(is_async) {
@@ skipping 115 matching lines @@
     base::WeakPtr<ResourceMessageFilter> filter) {
   child_id_ = child_id;
   route_id_ = route_id;
   origin_pid_ = origin_pid;
   request_id_ = request_id;
   frame_id_ = frame_id;
   filter_ = filter;
 }
 
 }  // namespace content