Get rid of DISALLOW_EVIL_CONSTRUCTORS macro usage in our code base.

net/disk_cache/block_files.h

-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// 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.
 
 // See net/disk_cache/disk_cache.h for the public interface.
 
 #ifndef NET_DISK_CACHE_BLOCK_FILES_H__
 #define NET_DISK_CACHE_BLOCK_FILES_H__
 
 #include <vector>
 
@@ skipping 61 matching lines @@
   FilePath Name(int index);
 
   bool init_;
   char* zero_buffer_;  // Buffer to speed-up cleaning deleted entries.
   FilePath path_;  // Path to the backing folder.
   std::vector<MappedFile*> block_files_;  // The actual files.
 
   FRIEND_TEST(DiskCacheTest, BlockFiles_ZeroSizeFile);
   FRIEND_TEST(DiskCacheTest, BlockFiles_InvalidFile);
 
-  DISALLOW_EVIL_CONSTRUCTORS(BlockFiles);
+  DISALLOW_COPY_AND_ASSIGN(BlockFiles);
 };
 
 }  // namespace disk_cache
 
 #endif  // NET_DISK_CACHE_BLOCK_FILES_H__