Switch to standard integer types in chrome/browser/, part 2 of 4.

chrome/browser/media_galleries/media_scan_manager.cc

 // Copyright 2014 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 "chrome/browser/media_galleries/media_scan_manager.h"
 
+#include <stddef.h>
+
 #include "base/files/file_enumerator.h"
 #include "base/files/file_util.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/time/time.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/media_galleries/media_galleries_preferences.h"
 #include "chrome/browser/media_galleries/media_galleries_preferences_factory.h"
 #include "chrome/browser/media_galleries/media_scan_manager_observer.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 528 matching lines @@
                                                            gallery_count,
                                                            file_counts);
       }
     }
     scanning_extensions->clear();
     preferences->SetLastScanCompletionTime(base::Time::Now());
   }
   scoped_extension_registry_observer_.RemoveAll();
   folder_finder_.reset();
 }