cc : Delete LayerImpl::opacity

cc/layers/layer_impl.h

 // Copyright 2011 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.
 
 #ifndef CC_LAYERS_LAYER_IMPL_H_
 #define CC_LAYERS_LAYER_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 82 matching lines @@
   gfx::ScrollOffset ScrollOffsetForAnimation() const;
   void OnFilterAnimated(const FilterOperations& filters);
   void OnOpacityAnimated(float opacity);
   void OnTransformAnimated(const gfx::Transform& transform);
   void OnScrollOffsetAnimated(const gfx::ScrollOffset& scroll_offset);
   void OnTransformIsCurrentlyAnimatingChanged(bool is_currently_animating);
   void OnTransformIsPotentiallyAnimatingChanged(bool has_potential_animation);
   void OnOpacityIsCurrentlyAnimatingChanged(bool is_currently_animating);
   void OnOpacityIsPotentiallyAnimatingChanged(bool has_potential_animation);
   bool IsActive() const;
-  bool OpacityCanAnimateOnImplThread() const { return false; }
 
   // Tree structure.
   LayerImpl* parent() { return parent_; }
   LayerImplList& children() { return children_; }
   LayerImpl* child_at(size_t index) const { return children_[index]; }
   void AddChild(std::unique_ptr<LayerImpl> child);
   std::unique_ptr<LayerImpl> RemoveChildForTesting(LayerImpl* child);
   void SetParent(LayerImpl* parent);
 
   void DistributeScroll(ScrollState* scroll_state);
@@ skipping 26 matching lines @@
     SetNeedsPushProperties();
   }
   bool should_flatten_transform_from_property_tree() const {
     return should_flatten_transform_from_property_tree_;
   }
 
   bool is_clipped() const { return draw_properties_.is_clipped; }
 
   void UpdatePropertyTreeTransform();
   void UpdatePropertyTreeTransformIsAnimated(bool is_animated);
-  void UpdatePropertyTreeOpacity();
+  void UpdatePropertyTreeOpacity(float opacity);
   void UpdatePropertyTreeScrollOffset();
 
   // For compatibility with Layer.
   bool has_render_surface() const { return !!render_surface(); }
 
   void SetMaskLayer(std::unique_ptr<LayerImpl> mask_layer);
   LayerImpl* mask_layer() { return mask_layer_; }
   const LayerImpl* mask_layer() const { return mask_layer_; }
   std::unique_ptr<LayerImpl> TakeMaskLayer();
 
@@ skipping 64 matching lines @@
   const FilterOperations& background_filters() const {
     return background_filters_;
   }
 
   void SetMasksToBounds(bool masks_to_bounds);
   bool masks_to_bounds() const { return masks_to_bounds_; }
 
   void SetContentsOpaque(bool opaque);
   bool contents_opaque() const { return contents_opaque_; }
 
-  void SetOpacity(float opacity);
-  float opacity() const { return opacity_; }
+  float Opacity() const;
   bool OpacityIsAnimating() const;
   bool HasPotentiallyRunningOpacityAnimation() const;
 
   void SetElementId(uint64_t element_id);
   uint64_t element_id() const { return element_id_; }
 
   void SetMutableProperties(uint32_t properties);
   uint32_t mutable_properties() const { return mutable_properties_; }
 
   void SetBlendMode(SkXfermode::Mode);
@@ skipping 339 matching lines @@
 
   // This is true if and only if the layer was ever ready since it last animated
   // (all content was complete).
   bool was_ever_ready_since_last_transform_animation_ : 1;
 
   Region non_fast_scrollable_region_;
   Region touch_event_handler_region_;
   SkColor background_color_;
   SkColor safe_opaque_background_color_;
 
-  float opacity_;
   SkXfermode::Mode blend_mode_;
   // draw_blend_mode may be different than blend_mode_,
   // when a RenderSurface re-parents the layer's blend_mode.
   SkXfermode::Mode draw_blend_mode_;
   gfx::PointF position_;
   gfx::Transform transform_;
 
   gfx::Rect clip_rect_in_target_space_;
   int transform_tree_index_;
   int effect_tree_index_;
@@ skipping 37 matching lines @@
 
   bool scrolls_drawn_descendant_;
   bool has_will_change_transform_hint_;
 
   DISALLOW_COPY_AND_ASSIGN(LayerImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_LAYER_IMPL_H_