Remove stl_util's deletion functions from media/.

media/base/text_renderer.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.
 
 #ifndef MEDIA_BASE_TEXT_RENDERER_H_
 #define MEDIA_BASE_TEXT_RENDERER_H_
 
 #include <map>
 #include <memory>
 #include <set>
@@ skipping 103 matching lines @@
   // Simple state tracking variable.
   enum State {
     kUninitialized,
     kPausePending,
     kPaused,
     kPlaying,
     kEnded
   };
   State state_;
 
-  typedef std::map<DemuxerStream*, TextTrackState*> TextTrackStateMap;
-  TextTrackStateMap text_track_state_map_;
+  std::map<DemuxerStream*, std::unique_ptr<TextTrackState>>
+      text_track_state_map_;
 
   // Indicates how many read requests are in flight.
   int pending_read_count_;
 
   // Indicates which text streams have not delivered end-of-stream yet.
   typedef std::set<DemuxerStream*> PendingEosSet;
   PendingEosSet pending_eos_set_;
 
   // NOTE: Weak pointers must be invalidated before all other member variables.
   base::WeakPtrFactory<TextRenderer> weak_factory_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(TextRenderer);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_TEXT_RENDERER_H_