Roll Chrome into Mojo.

cc/resources/picture_pile.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/resources/picture_pile.h"
 
 #include <algorithm>
 #include <limits>
 #include <vector>
 
@@ skipping 138 matching lines @@
     return;
   }
 
   *record_rects = vertical_clustering;
 }
 
 }  // namespace
 
 namespace cc {
 
-PicturePile::PicturePile()
+PicturePile::PicturePile(float min_contents_scale,
+                         const gfx::Size& tile_grid_size)
     : min_contents_scale_(0),
       slow_down_raster_scale_factor_for_debug_(0),
       can_use_lcd_text_(true),
       has_any_recordings_(false),
       is_solid_color_(false),
       solid_color_(SK_ColorTRANSPARENT),
       pixel_record_distance_(kPixelDistanceToRecord),
       is_suitable_for_gpu_rasterization_(true) {
   tiling_.SetMaxTextureSize(gfx::Size(kBasePictureSize, kBasePictureSize));
+  SetMinContentsScale(min_contents_scale);
+  SetTileGridSize(tile_grid_size);
 }
 
 PicturePile::~PicturePile() {
 }
 
 bool PicturePile::UpdateAndExpandInvalidation(
     ContentLayerClient* painter,
     Region* invalidation,
     bool can_use_lcd_text,
     const gfx::Size& layer_size,
@@ skipping 577 matching lines @@
 const Picture* PicturePile::PictureInfo::GetPicture() const {
   return picture_.get();
 }
 
 float PicturePile::PictureInfo::GetInvalidationFrequency() const {
   return invalidation_history_.count() /
          static_cast<float>(INVALIDATION_FRAMES_TRACKED);
 }
 
 }  // namespace cc