PlzNavigate: provide the FrameTreeNode ID to the network stack

content/browser/loader/resource_request_info_impl.h

 // 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.
 
 #ifndef CONTENT_BROWSER_LOADER_RESOURCE_REQUEST_INFO_IMPL_H_
 #define CONTENT_BROWSER_LOADER_RESOURCE_REQUEST_INFO_IMPL_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 25 matching lines @@
       net::URLRequest* request);
 
   // And, a const version for cases where you only need read access.
   CONTENT_EXPORT static const ResourceRequestInfoImpl* ForRequest(
       const net::URLRequest* request);
 
   CONTENT_EXPORT ResourceRequestInfoImpl(
       int process_type,
       int child_id,
       int route_id,
+      int frame_tree_node_id,
       int origin_pid,
       int request_id,
       int render_frame_id,
       bool is_main_frame,
       bool parent_is_main_frame,
       int parent_render_frame_id,
       ResourceType resource_type,
       ui::PageTransition transition_type,
       bool should_replace_current_entry,
       bool is_download,
@@ skipping 30 matching lines @@
   bool GetAssociatedRenderFrame(int* render_process_id,
                                 int* render_frame_id) const override;
   bool IsAsync() const override;
   bool IsDownload() const override;
 
   CONTENT_EXPORT void AssociateWithRequest(net::URLRequest* request);
 
   CONTENT_EXPORT GlobalRequestID GetGlobalRequestID() const;
   GlobalRoutingID GetGlobalRoutingID() const;
 
+  // PlzNavigate
+  // The id of the FrameTreeNode that initiated this request (for a navigation
+  // request).
+  int frame_tree_node_id() const { return frame_tree_node_id_; }
+
   // May be NULL (e.g., if process dies during a transfer).
   ResourceMessageFilter* filter() const {
     return filter_.get();
   }
 
   // Updates the data associated with this request after it is is transferred
   // to a new renderer process.  Not all data will change during a transfer.
   // We do not expect the ResourceContext to change during navigation, so that
   // does not need to be updated.
   void UpdateForTransfer(int child_id,
@@ skipping 72 matching lines @@
                            DeletedFilterDetached);
   FRIEND_TEST_ALL_PREFIXES(ResourceDispatcherHostTest,
                            DeletedFilterDetachedRedirect);
   // Non-owning, may be NULL.
   CrossSiteResourceHandler* cross_site_handler_;
   DetachableResourceHandler* detachable_handler_;
 
   int process_type_;
   int child_id_;
   int route_id_;
+  const int64 frame_tree_node_id_;
   int origin_pid_;
   int request_id_;
   int render_frame_id_;
   bool is_main_frame_;
   bool parent_is_main_frame_;
   int parent_render_frame_id_;
   bool should_replace_current_entry_;
   bool is_download_;
   bool is_stream_;
   bool allow_download_;
@@ skipping 13 matching lines @@
   // exits during a transfer.
   base::WeakPtr<ResourceMessageFilter> filter_;
   bool is_async_;
 
   DISALLOW_COPY_AND_ASSIGN(ResourceRequestInfoImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_LOADER_RESOURCE_REQUEST_INFO_IMPL_H_