cc: Fix tile priority inversion in picture layer tiling.

cc/tiles/tiling_set_raster_queue_required.cc

Index: cc/tiles/tiling_set_raster_queue_required.cc
diff --git a/cc/tiles/tiling_set_raster_queue_required.cc b/cc/tiles/tiling_set_raster_queue_required.cc
index b0173c92326aa0644bf4b28044f1e5226687ce58..412942c96403149f782ff7fcff61394f3aa628e0 100644
--- a/cc/tiles/tiling_set_raster_queue_required.cc
+++ b/cc/tiles/tiling_set_raster_queue_required.cc
@@ -105,7 +105,6 @@ TilingSetRasterQueueRequired::TilingIterator::TilingIterator(
   // for occlusion, since the tile's internal state has not yet been updated.
   if (tile && tile->draw_info().NeedsRaster() &&
       !tiling_->IsTileOccluded(tile)) {
-    tiling_->UpdateRequiredStatesOnTile(tile);
     current_tile_ = tiling_->MakePrioritizedTile(
         tile, tiling_->ComputePriorityRectTypeForTile(tile));
     return;
@@ -145,7 +144,6 @@ TilingSetRasterQueueRequired::TilingIterator&
     break;
   }
 
-  tiling_->UpdateRequiredStatesOnTile(tile);
   current_tile_ = tiling_->MakePrioritizedTile(
       tile, tiling_->ComputePriorityRectTypeForTile(tile));
   return *this;