Update usages of std::map to use ScopedPtrMap.

sync/sessions/nudge_tracker.h

 // 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.
 //
 // A class to track the outstanding work required to bring the client back into
 // sync with the server.
 #ifndef SYNC_SESSIONS_NUDGE_TRACKER_H_
 #define SYNC_SESSIONS_NUDGE_TRACKER_H_
 
 #include <list>
 #include <map>
 
 #include "base/compiler_specific.h"
+#include "base/containers/scoped_ptr_map.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time/time.h"
 #include "sync/base/sync_export.h"
 #include "sync/internal_api/public/base/invalidation_interface.h"
 #include "sync/internal_api/public/base/model_type.h"
 #include "sync/protocol/sync.pb.h"
 #include "sync/sessions/data_type_tracker.h"
 
 namespace syncer {
 
@@ skipping 127 matching lines @@
   void SetNextRetryTime(base::TimeTicks next_retry_time);
 
   // Update the per-datatype local change nudge delays.
   void OnReceivedCustomNudgeDelays(
       const std::map<ModelType, base::TimeDelta>& delay_map);
 
   // Update the default nudge delay.
   void SetDefaultNudgeDelay(base::TimeDelta nudge_delay);
 
  private:
-  typedef std::map<ModelType, DataTypeTracker*> TypeTrackerMap;
+  typedef base::ScopedPtrMap<ModelType, scoped_ptr<DataTypeTracker>>
+      TypeTrackerMap;
 
   TypeTrackerMap type_trackers_;
-  STLValueDeleter<TypeTrackerMap> type_tracker_deleter_;
 
   // Tracks whether or not invalidations are currently enabled.
   bool invalidations_enabled_;
 
   // This flag is set if suspect that some technical malfunction or known bug
   // may have left us with some unserviced invalidations.
   //
   // Keeps track of whether or not we're fully in sync with the invalidation
   // server.  This can be false even if invalidations are enabled and working
   // correctly.  For example, until we get ack-tracking working properly, we
@@ skipping 26 matching lines @@
   base::TimeDelta local_refresh_nudge_delay_;
   base::TimeDelta remote_invalidation_nudge_delay_;
 
   DISALLOW_COPY_AND_ASSIGN(NudgeTracker);
 };
 
 }  // namespace sessions
 }  // namespace syncer
 
 #endif  // SYNC_SESSIONS_NUDGE_TRACKER_H_