Tag all tracked objects, including Tasks, with the program counter at the site of FROM_HERE.

chrome/browser/sync/glue/data_type_manager.h

 // 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.
 
 #ifndef CHROME_BROWSER_SYNC_GLUE_DATA_TYPE_MANAGER_H__
 #define CHROME_BROWSER_SYNC_GLUE_DATA_TYPE_MANAGER_H__
 #pragma once
 
 #include <set>
 
@@ skipping 48 matching lines @@
 
     ConfigureResultWithErrorLocation();
     ConfigureResultWithErrorLocation(const ConfigureResult& result,
         const tracked_objects::Location& location,
         const TypeSet& requested_types)
         : result(result),
           requested_types(requested_types) {
       this->location.reset(new tracked_objects::Location(
           location.function_name(),
           location.file_name(),
-          location.line_number()));
+          location.line_number(),
+          location.program_counter()));
     }
 
       ~ConfigureResultWithErrorLocation();
   };
 
 
   virtual ~DataTypeManager() {}
 
   // Begins asynchronous configuration of data types.  Any currently
   // running data types that are not in the desired_types set will be
@@ skipping 19 matching lines @@
   // Reference to map of data type controllers.
   virtual const DataTypeController::TypeMap& controllers() = 0;
 
   // The current state of the data type manager.
   virtual State state() = 0;
 };
 
 }  // namespace browser_sync
 
 #endif  // CHROME_BROWSER_SYNC_GLUE_DATA_TYPE_MANAGER_H__