cc: Add DISALLOW_COPY_AND_ASSIGN where appropriate.

cc/resources/tile.h

 // Copyright 2012 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 CC_RESOURCES_TILE_H_
 #define CC_RESOURCES_TILE_H_
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
@@ skipping 77 matching lines @@
   scoped_refptr<PicturePileImpl> picture_pile_;
   gfx::Rect tile_size_;
   GLenum format_;
   gfx::Rect content_rect_;
   float contents_scale_;
   gfx::Rect opaque_rect_;
 
   TilePriority priority_[NUM_BIN_PRIORITIES];
   ManagedTileState managed_state_;
   int layer_id_;
+
+  DISALLOW_COPY_AND_ASSIGN(Tile);
 };
 
 }  // namespace cc
 
 #endif  // CC_RESOURCES_TILE_H_