Inject timestamps to resource messages.

content/common/resource_dispatcher.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.
 
 // See http://dev.chromium.org/developers/design-documents/multi-process-resource-loading
 
 #ifndef CONTENT_COMMON_RESOURCE_DISPATCHER_H_
 #define CONTENT_COMMON_RESOURCE_DISPATCHER_H_
 
 #include <deque>
@@ skipping 53 matching lines @@
   // Indicates the priority of the specified request changed.
   void DidChangePriority(int routing_id, int request_id,
                          net::RequestPriority new_priority);
 
   // This does not take ownership of the delegate. It is expected that the
   // delegate have a longer lifetime than the ResourceDispatcher.
   void set_delegate(ResourceDispatcherDelegate* delegate) {
     delegate_ = delegate;
   }
 
+  // Remembers IO thread timestamp for next resource message.
+  void set_io_timestamp(base::TimeTicks io_timestamp) {
+    io_timestamp_ = io_timestamp;
+  }
+
  private:
   friend class ResourceDispatcherTest;
 
   typedef std::deque<IPC::Message*> MessageQueue;
   struct PendingRequestInfo {
     PendingRequestInfo();
 
     PendingRequestInfo(webkit_glue::ResourceLoaderBridge::Peer* peer,
                        ResourceType::Type resource_type,
                        const GURL& request_url);
@@ skipping 89 matching lines @@
 
   IPC::Sender* message_sender_;
 
   // All pending requests issued to the host
   PendingRequestList pending_requests_;
 
   base::WeakPtrFactory<ResourceDispatcher> weak_factory_;
 
   ResourceDispatcherDelegate* delegate_;
 
+  base::TimeTicks io_timestamp_;

[Charlie Reis, 2013/05/23 20:13:11]

Please add a comment here.

[eustas, 2013/05/24 15:22:28]

Done.

+
   DISALLOW_COPY_AND_ASSIGN(ResourceDispatcher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_RESOURCE_DISPATCHER_H_