cc: Make tiling interest rect calc based on viewport.

cc/debug/rasterize_and_record_benchmark_impl.cc

Index: cc/debug/rasterize_and_record_benchmark_impl.cc
diff --git a/cc/debug/rasterize_and_record_benchmark_impl.cc b/cc/debug/rasterize_and_record_benchmark_impl.cc
index ef974196847f2ab123785b6e7c34a91aebf52096..4b724868573844ae57a28e2807f2cd51b4cf3c57 100644
--- a/cc/debug/rasterize_and_record_benchmark_impl.cc
+++ b/cc/debug/rasterize_and_record_benchmark_impl.cc
@@ -170,7 +170,8 @@ void RasterizeAndRecordBenchmarkImpl::RunOnLayer(PictureLayerImpl* layer) {
   // really matter.
   const LayerTreeSettings& settings = layer->layer_tree_impl()->settings();
   scoped_ptr<PictureLayerTilingSet> tiling_set = PictureLayerTilingSet::Create(
-      layer->GetTree(), &client, settings.max_tiles_for_interest_area,
+      layer->GetTree(), &client,
+      settings.tiling_interest_area_viewport_multiplier,
       settings.skewport_target_time_in_seconds,
       settings.skewport_extrapolation_limit_in_content_pixels);