Fix CSS reference filters with negative transformed children.

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 186 matching lines @@
 
   void SetContentsOpaque(bool opaque);
   bool contents_opaque() const { return contents_opaque_; }
 
   float Opacity() const;
   const gfx::Transform& Transform() const;
 
   void SetElementId(ElementId element_id);
   ElementId element_id() const { return element_id_; }
 
+  void SetFiltersOrigin(const gfx::PointF& filters_origin);
+  gfx::PointF filters_origin() const { return filters_origin_; }
+
   void SetMutableProperties(uint32_t properties);
   uint32_t mutable_properties() const { return mutable_properties_; }
 
   void set_draw_blend_mode(SkXfermode::Mode blend_mode) {
     draw_blend_mode_ = blend_mode;
   }
   SkXfermode::Mode draw_blend_mode() const { return draw_blend_mode_; }
 
   void SetPosition(const gfx::PointF& position);
   gfx::PointF position() const { return position_; }
@@ skipping 353 matching lines @@
   PerformanceProperties<LayerImpl> performance_properties_;
 
   std::unique_ptr<base::trace_event::ConvertableToTraceFormat>
       owned_debug_info_;
   base::trace_event::ConvertableToTraceFormat* debug_info_;
   std::unique_ptr<RenderSurfaceImpl> render_surface_;
 
   bool scrolls_drawn_descendant_ : 1;
   bool has_will_change_transform_hint_ : 1;
   bool needs_push_properties_ : 1;
+  gfx::PointF filters_origin_;

[ajuma, 2016/08/29 20:28:43]

Please add this to LayerImplTestProperties instead.

[Stephen White, 2016/08/29 21:10:54]

Done.

 
   DISALLOW_COPY_AND_ASSIGN(LayerImpl);
 };
 
 }  // namespace cc
 
 #endif  // CC_LAYERS_LAYER_IMPL_H_