Use a monotonic clock (TimeTicks) to report network times to WebCore.

content/browser/renderer_host/resource_dispatcher_host.cc

 // Copyright (c) 2011 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
 
 #include "content/browser/renderer_host/resource_dispatcher_host.h"
 
 #include <set>
 #include <vector>
@@ skipping 119 matching lines @@
     content::SyncLoadResult result;
     result.status = status;
     ResourceHostMsg_SyncLoad::WriteReplyParams(sync_result, result);
     filter->Send(sync_result);
   } else {
     // Tell the renderer that this request was disallowed.
     filter->Send(new ResourceMsg_RequestComplete(
         route_id,
         request_id,
         status,
-        std::string(),   // No security info needed, connection was not
-        base::Time()));  // established.
+        std::string(),   // No security info needed, connection not established.
+        base::TimeTicks()));
   }
 }
 
 GURL MaybeStripReferrer(const GURL& possible_referrer) {
   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kNoReferrers))
     return GURL();
   return possible_referrer;
 }
 
 // Consults the RendererSecurity policy to determine whether the
@@ skipping 2083 matching lines @@
 
 void ResourceDispatcherHost::set_allow_cross_origin_auth_prompt(bool value) {
   allow_cross_origin_auth_prompt_ = value;
 }
 
 void ResourceDispatcherHost::MarkAsTransferredNavigation(
     const GlobalRequestID& transferred_request_id,
     net::URLRequest* ransferred_request) {
   transferred_navigations_[transferred_request_id] = ransferred_request;
 }