Fixes leaks in remote_unittest....

remoting/host/differ.h

 // Copyright (c) 2010 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 REMOTING_HOST_DIFFER_H_
 #define REMOTING_HOST_DIFFER_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 53 matching lines @@
   int width_;
   int height_;
 
   // Number of bytes for each pixel in source and dest bitmap.
   int bytes_per_pixel_;
 
   // Number of bytes in each row of the image.
   int bytes_per_row_;
 
   // Diff information for each block in the image.
-  scoped_ptr<DiffInfo> diff_info_;
+  scoped_array<DiffInfo> diff_info_;
 
   // Dimensions and total size of diff info array.
   int diff_info_width_;
   int diff_info_height_;
   int diff_info_size_;
 
   DISALLOW_COPY_AND_ASSIGN(Differ);
 };
 
 }  // namespace remoting
 
 #endif  // REMOTING_HOST_DIFFER_H_