[C++11 Allowed Features] Declares a type-safe null pointer converting from NULL to nullptr in src/…

cc/resources/picture_layer_tiling.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_PICTURE_LAYER_TILING_H_
 #define CC_RESOURCES_PICTURE_LAYER_TILING_H_
 
 #include <set>
 #include <utility>
 #include <vector>
@@ skipping 141 matching lines @@
     can_require_tiles_for_activation_ = can_require_tiles;
   }
 
   gfx::Size tiling_size() const { return tiling_data_.tiling_size(); }
   gfx::Rect live_tiles_rect() const { return live_tiles_rect_; }
   gfx::Size tile_size() const { return tiling_data_.max_texture_size(); }
   float contents_scale() const { return contents_scale_; }
 
   Tile* TileAt(int i, int j) const {
     TileMap::const_iterator iter = tiles_.find(TileMapKey(i, j));
-    return (iter == tiles_.end()) ? NULL : iter->second.get();
+    return (iter == tiles_.end()) ? nullptr : iter->second.get();
   }
 
   void CreateAllTilesForTesting() {
     SetLiveTilesRect(gfx::Rect(tiling_data_.tiling_size()));
   }
 
   const TilingData& TilingDataForTesting() const { return tiling_data_; }
 
   std::vector<Tile*> AllTilesForTesting() const {
     std::vector<Tile*> all_tiles;
@@ skipping 153 matching lines @@
   void UpdateTilePriority(Tile* tile) const;
 
   // Given properties.
   float contents_scale_;
   gfx::Size layer_bounds_;
   TileResolution resolution_;
   PictureLayerTilingClient* client_;
 
   // Internal data.
   TilingData tiling_data_;
-  TileMap tiles_;  // It is not legal to have a NULL tile in the tiles_ map.
+  TileMap tiles_;  // It is not legal to have a nullptr tile in the tiles_ map.

[danakj, 2014/10/10 17:28:45]

just use null in comments like this

   gfx::Rect live_tiles_rect_;
 
   // State saved for computing velocities based upon finite differences.
   double last_impl_frame_time_in_seconds_;
   gfx::Rect last_visible_rect_in_content_space_;
   float content_to_screen_scale_;
 
   bool can_require_tiles_for_activation_;
 
   // Iteration rects in content space
@@ skipping 24 matching lines @@
 
  private:
   DISALLOW_ASSIGN(PictureLayerTiling);
 
   RectExpansionCache expansion_cache_;
 };
 
 }  // namespace cc
 
 #endif  // CC_RESOURCES_PICTURE_LAYER_TILING_H_