Convert //cc from scoped_ptr to std::unique_ptr.

cc/tiles/picture_layer_tiling.cc

 // 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.
 
 #include "cc/tiles/picture_layer_tiling.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <cmath>
 #include <limits>
 #include <set>
 
 #include "base/containers/small_map.h"
 #include "base/logging.h"
+#include "base/memory/ptr_util.h"
 #include "base/numerics/safe_conversions.h"
 #include "base/trace_event/trace_event.h"
 #include "base/trace_event/trace_event_argument.h"
 #include "cc/base/math_util.h"
 #include "cc/playback/raster_source.h"
 #include "cc/tiles/prioritized_tile.h"
 #include "cc/tiles/tile.h"
 #include "cc/tiles/tile_priority.h"
 #include "ui/gfx/geometry/point_conversions.h"
 #include "ui/gfx/geometry/rect_conversions.h"
 #include "ui/gfx/geometry/rect_f.h"
 #include "ui/gfx/geometry/safe_integer_conversions.h"
 #include "ui/gfx/geometry/size_conversions.h"
 
 namespace cc {
 namespace {
 
 const float kSoonBorderDistanceViewportPercentage = 0.15f;
 const float kMaxSoonBorderDistanceInScreenPixels = 312.f;
 
 }  // namespace
 
-scoped_ptr<PictureLayerTiling> PictureLayerTiling::Create(
+std::unique_ptr<PictureLayerTiling> PictureLayerTiling::Create(
     WhichTree tree,
     float contents_scale,
     scoped_refptr<RasterSource> raster_source,
     PictureLayerTilingClient* client,
     size_t tiling_interest_area_padding,
     float skewport_target_time_in_seconds,
     int skewport_extrapolation_limit_in_content_pixels) {
-  return make_scoped_ptr(new PictureLayerTiling(
+  return base::WrapUnique(new PictureLayerTiling(
       tree, contents_scale, raster_source, client, tiling_interest_area_padding,
       skewport_target_time_in_seconds,
       skewport_extrapolation_limit_in_content_pixels));
 }
 
 PictureLayerTiling::PictureLayerTiling(
     WhichTree tree,
     float contents_scale,
     scoped_refptr<RasterSource> raster_source,
     PictureLayerTilingClient* client,
@@ skipping 976 matching lines @@
 size_t PictureLayerTiling::GPUMemoryUsageInBytes() const {
   size_t amount = 0;
   for (TileMap::const_iterator it = tiles_.begin(); it != tiles_.end(); ++it) {
     const Tile* tile = it->second.get();
     amount += tile->GPUMemoryUsageInBytes();
   }
   return amount;
 }
 
 }  // namespace cc