cc : Delete LayerImpl::opacity

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 643 matching lines @@
 
 static inline int NumDescendantsThatDrawContent(LayerImpl* layer) {
   return layer->test_properties()->num_descendants_that_draw_content;
 }
 
 static inline float EffectiveOpacity(Layer* layer) {
   return layer->EffectiveOpacity();
 }
 
 static inline float EffectiveOpacity(LayerImpl* layer) {
-  return layer->test_properties()->hide_layer_and_subtree ? 0.f
-                                                          : layer->opacity();
+  return layer->test_properties()->hide_layer_and_subtree
+             ? 0.f
+             : layer->test_properties()->opacity;
+}
+
+static inline float Opacity(Layer* layer) {
+  return layer->opacity();
+}
+
+static inline float Opacity(LayerImpl* layer) {
+  return layer->test_properties()->opacity;
 }
 
 static inline bool HideLayerAndSubtree(Layer* layer) {
   return layer->hide_layer_and_subtree();
 }
 
 static inline bool HideLayerAndSubtree(LayerImpl* layer) {
   return layer->test_properties()->hide_layer_and_subtree;
 }
 
@@ skipping 140 matching lines @@
     return false;
   }
 
   EffectNode node;
   node.owner_id = layer->id();
   if (AlwaysUseActiveTreeOpacity(layer)) {
     data_for_children->property_trees->always_use_active_tree_opacity_effect_ids
         .push_back(node.owner_id);
   }
 
-  node.data.opacity = layer->opacity();
+  node.data.opacity = Opacity(layer);
   node.data.has_render_surface = should_create_render_surface;
   node.data.has_copy_request = layer->HasCopyRequest();
   node.data.has_background_filters = !layer->background_filters().IsEmpty();
   node.data.has_potential_opacity_animation = has_potential_opacity_animation;
   node.data.double_sided = DoubleSided(layer);
   node.data.subtree_hidden = HideLayerAndSubtree(layer);
   node.data.is_currently_animating_opacity = layer->OpacityIsAnimating();
 
   if (!is_root) {
     // The effect node's transform id is used only when we create a render
@@ skipping 440 matching lines @@
   if (SkColorGetA(color) != 255)
     color = SkColorSetA(color, 255);
   BuildPropertyTreesTopLevelInternal(
       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);
 }
 
 }  // namespace cc