cc: LayerTreeHostImpl uses element id to tick animations

cc/trees/property_tree.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 <stddef.h>
 
 #include <set>
 #include <vector>
 
 #include "base/logging.h"
@@ skipping 166 matching lines @@
 }
 
 TransformNode* TransformTree::FindNodeFromElementId(ElementId id) {
   auto iterator = property_trees()->element_id_to_transform_node_index.find(id);
   if (iterator == property_trees()->element_id_to_transform_node_index.end())
     return nullptr;
 
   return Node(iterator->second);
 }
 
-void TransformTree::OnTransformAnimated(const gfx::Transform& transform,
-                                        int id,
-                                        LayerTreeImpl* layer_tree_impl) {
-  TransformNode* node = Node(id);
-  layer_tree_impl->AddToTransformAnimationsMap(node->owning_layer_id,
-                                               transform);
-  if (node->local == transform) {
-    return;
-  }
+bool TransformTree::OnTransformAnimated(ElementId element_id,
+                                        const gfx::Transform& transform) {
+  TransformNode* node = FindNodeFromElementId(element_id);
+  DCHECK(node);
+  if (node->local == transform)
+    return false;
   node->local = transform;
   node->needs_local_transform_update = true;
   node->transform_changed = true;
   property_trees()->changed = true;
   set_needs_update(true);
-  layer_tree_impl->set_needs_update_draw_properties();
+  return true;
 }
 
 bool TransformTree::NeedsSourceToParentUpdate(TransformNode* node) {
   return (source_to_parent_updates_allowed() &&
           node->parent_id != node->source_node_id);
 }
 
 void TransformTree::ResetChangeTracking() {
   for (int id = TransformTree::kContentsRootNodeId;
        id < static_cast<int>(size()); ++id) {
@@ skipping 644 matching lines @@
 }
 
 EffectNode* EffectTree::FindNodeFromElementId(ElementId id) {
   auto iterator = property_trees()->element_id_to_effect_node_index.find(id);
   if (iterator == property_trees()->element_id_to_effect_node_index.end())
     return nullptr;
 
   return Node(iterator->second);
 }
 
-void EffectTree::OnOpacityAnimated(float opacity,
-                                   int id,
-                                   LayerTreeImpl* layer_tree_impl) {
-  EffectNode* node = Node(id);
-  layer_tree_impl->AddToOpacityAnimationsMap(node->owning_layer_id, opacity);
+bool EffectTree::OnOpacityAnimated(ElementId id, float opacity) {
+  EffectNode* node = FindNodeFromElementId(id);
+  DCHECK(node);
   if (node->opacity == opacity)
-    return;
+    return false;
   node->opacity = opacity;
   node->effect_changed = true;
   property_trees()->changed = true;
   property_trees()->effect_tree.set_needs_update(true);
-  layer_tree_impl->set_needs_update_draw_properties();
+  return true;
 }
 
-void EffectTree::OnFilterAnimated(const FilterOperations& filters,
-                                  int id,
-                                  LayerTreeImpl* layer_tree_impl) {
-  EffectNode* node = Node(id);
-  layer_tree_impl->AddToFilterAnimationsMap(node->owning_layer_id, filters);
+bool EffectTree::OnFilterAnimated(ElementId id,
+                                  const FilterOperations& filters) {
+  EffectNode* node = FindNodeFromElementId(id);
+  DCHECK(node);
   if (node->filters == filters)
-    return;
+    return false;
   node->filters = filters;
   node->effect_changed = true;
   property_trees()->changed = true;
   property_trees()->effect_tree.set_needs_update(true);
-  layer_tree_impl->set_needs_update_draw_properties();
+  return true;
 }
 
 void EffectTree::UpdateEffects(int id) {
   EffectNode* node = Node(id);
   EffectNode* parent_node = parent(node);
 
   UpdateOpacities(node, parent_node);
   UpdateIsDrawn(node, parent_node);
   UpdateEffectChanged(node, parent_node);
   UpdateBackfaceVisibility(node, parent_node);
@@ skipping 1215 matching lines @@
   const EffectNode* effect_node = effect_tree.Node(effect_id);
 
   if (effect_node->surface_contents_scale.x() != 0.0 &&
       effect_node->surface_contents_scale.y() != 0.0)
     screen_space_transform.Scale(1.0 / effect_node->surface_contents_scale.x(),
                                  1.0 / effect_node->surface_contents_scale.y());
   return screen_space_transform;
 }
 
 }  // namespace cc