sync: GU retry with less explicit TimeTicks logic

sync/engine/download.cc

 // Copyright 2013 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 "sync/engine/download.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "sync/engine/syncer.h"
@@ skipping 126 matching lines @@
 
   // Get progress markers and other data for requested types.
   get_updates_processor->PrepareGetUpdates(proto_request_types, get_updates);
 
   // Set legacy GetUpdatesMessage.GetUpdatesCallerInfo information.
   get_updates->mutable_caller_info()->set_source(
       nudge_tracker.updates_source());
 
   // Set the new and improved version of source, too.
   get_updates->set_get_updates_origin(sync_pb::SyncEnums::GU_TRIGGER);
-  get_updates->set_is_retry(
-      nudge_tracker.IsRetryRequired(base::TimeTicks::Now()));
+  get_updates->set_is_retry(nudge_tracker.IsRetryRequired());
 
   // Fill in the notification hints.
   for (int i = 0; i < get_updates->from_progress_marker_size(); ++i) {
     sync_pb::DataTypeProgressMarker* progress_marker =
         get_updates->mutable_from_progress_marker(i);
     ModelType type = GetModelTypeFromSpecificsFieldNumber(
         progress_marker->data_type_id());
 
     DCHECK(!nudge_tracker.IsTypeThrottled(type))
         << "Throttled types should have been removed from the request_types.";
@@ skipping 204 matching lines @@
 void CopyClientDebugInfo(
     sessions::DebugInfoGetter* debug_info_getter,
     sync_pb::DebugInfo* debug_info) {
   DVLOG(1) << "Copying client debug info to send.";
   debug_info_getter->GetDebugInfo(debug_info);
 }
 
 }  // namespace download
 
 }  // namespace syncer