Fix memory leak in MediaLog.

media/base/media_log.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.
 
 #include "media/base/media_log.h"
 
 #include "base/atomic_sequence_num.h"
 #include "base/logging.h"
+#include "base/scoped_ptr.h"
 
 namespace media {
 
 // A count of all MediaLogs created on this render process.
 // Used to generate unique ids.
 static base::AtomicSequenceNumber media_log_count(base::LINKER_INITIALIZED);
 
 const char* MediaLog::EventTypeToString(MediaLogEvent::Type type) {
   switch (type) {
     case MediaLogEvent::CREATING:
@@ skipping 29 matching lines @@
 }
 
 MediaLogEvent* MediaLog::CreateEvent(MediaLogEvent::Type type) {
   MediaLogEvent* event = new MediaLogEvent;
   event->id = id_;
   event->type = type;
   event->time = base::Time::Now();
   return event;
 }
 
-void MediaLog::AddEvent(MediaLogEvent* event) {}
+void MediaLog::AddEvent(MediaLogEvent* event) {
+  scoped_ptr<MediaLogEvent> e(event);
+}
 
 }  //namespace media