cc : Delete target id and content target id from transform nodes

cc/trees/property_tree_builder.cc

 // Copyright 2014 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/trees/property_tree_builder.h"
 
 #include <stddef.h>
 
 #include <map>
 #include <set>
@@ skipping 610 matching lines @@
   if (layer == data_from_ancestor.page_scale_layer)
     data_for_children->in_subtree_of_page_scale_layer = true;
   node->in_subtree_of_page_scale_layer =
       data_for_children->in_subtree_of_page_scale_layer;
 
   // Surfaces inherently flatten transforms.
   data_for_children->should_flatten =
       ShouldFlattenTransform(layer) || has_surface;
   DCHECK_GT(data_from_ancestor.property_trees->effect_tree.size(), 0u);
 
-  data_for_children->property_trees->transform_tree.SetTargetId(
-      node->id, data_for_children->property_trees->effect_tree
-                    .Node(data_from_ancestor.render_target)
-                    ->transform_id);
-  data_for_children->property_trees->transform_tree.SetContentTargetId(
-      node->id, data_for_children->property_trees->effect_tree
-                    .Node(data_for_children->render_target)
-                    ->transform_id);
-  DCHECK_NE(
-      data_for_children->property_trees->transform_tree.TargetId(node->id),
-      TransformTree::kInvalidNodeId);
-
   node->has_potential_animation = has_potentially_animated_transform;
   node->is_currently_animating = TransformIsAnimating(layer);
   if (has_potentially_animated_transform) {
     node->has_only_translation_animations =
         HasOnlyTranslationTransforms(layer);
   }
 
   float post_local_scale_factor = 1.0f;
 
   if (is_page_scale_layer) {
@@ skipping 865 matching lines @@
       root_layer, page_scale_layer, inner_viewport_scroll_layer,
       outer_viewport_scroll_layer, overscroll_elasticity_layer,
       elastic_overscroll, page_scale_factor, device_scale_factor, viewport,
       device_transform, property_trees, color);
   property_trees->effect_tree.CreateOrReuseRenderSurfaces(
       &render_surfaces, root_layer->layer_tree_impl());
   property_trees->ResetCachedData();
 }
 
 }  // namespace cc