Fixing tile grid size used by cc:Picture to make it respect current tile configuration

cc/picture_layer.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/picture_layer.h"
 
 #include "cc/layer_tree_impl.h"
 #include "cc/picture_layer_impl.h"
 #include "ui/gfx/rect_conversions.h"
 
@@ skipping 28 matching lines @@
   layer_impl->CreateTilingSet();
   layer_impl->invalidation_.Clear();
   layer_impl->invalidation_.Swap(pile_invalidation_);
   pile_->PushPropertiesTo(layer_impl->pile_);
 
   layer_impl->SyncFromActiveLayer();
 }
 
 void PictureLayer::setLayerTreeHost(LayerTreeHost* host) {
   Layer::setLayerTreeHost(host);
-  if (host)
-      pile_->SetMinContentsScale(host->settings().minimumContentsScale);
+  if (host) {
+    pile_->ApplyLayerTreeSettings(host);
+  }
 }
 
 void PictureLayer::setNeedsDisplayRect(const gfx::RectF& layer_rect) {
   gfx::Rect rect = gfx::ToEnclosedRect(layer_rect);
   if (!rect.IsEmpty()) {
     // Clamp invalidation to the layer bounds.
     rect.Intersect(gfx::Rect(bounds()));
     pending_invalidation_.Union(rect);
   }
   Layer::setNeedsDisplayRect(layer_rect);
@@ skipping 14 matching lines @@
   gfx::Rect visible_layer_rect = gfx::ToEnclosingRect(
       gfx::ScaleRect(visibleContentRect(), 1.f / contentsScaleX()));
   pile_->Update(client_, pile_invalidation_, visible_layer_rect, stats);
 }
 
 void PictureLayer::setIsMask(bool is_mask) {
   is_mask_ = is_mask;
 }
 
 }  // namespace cc