Implement filter effects in Core Animation using CAFilters.

ui/accelerated_widget_mac/ca_renderer_layer_tree.h

Index: ui/accelerated_widget_mac/ca_renderer_layer_tree.h
diff --git a/ui/accelerated_widget_mac/ca_renderer_layer_tree.h b/ui/accelerated_widget_mac/ca_renderer_layer_tree.h
index cb9d092b73842d41936717cd35711f316fe75912..87f93122b3924179550eca3fd5f335d712586694 100644
--- a/ui/accelerated_widget_mac/ca_renderer_layer_tree.h
+++ b/ui/accelerated_widget_mac/ca_renderer_layer_tree.h
@@ -19,6 +19,7 @@
 #include "ui/gfx/geometry/rect_f.h"
 #include "ui/gfx/mac/io_surface.h"
 #include "ui/gfx/transform.h"
+#include "ui/gl/ca_renderer_layer_params.h"
 
 @class AVSampleBufferDisplayLayer;
 
@@ -141,7 +142,8 @@ class ACCELERATED_WIDGET_MAC_EXPORT CARendererLayerTree {
                  unsigned background_color,
                  unsigned edge_aa_mask,
                  float opacity,
-                 unsigned filter);
+                 unsigned filter,
+                 const CARendererLayerParams::FilterEffects& filter_effects);
     ContentLayer(ContentLayer&& layer);
 
     // See the behavior of RootLayer for the effects of these functions on the
@@ -171,6 +173,9 @@ class ACCELERATED_WIDGET_MAC_EXPORT CARendererLayerTree {
     base::scoped_nsobject<AVSampleBufferDisplayLayer> av_layer;
     bool use_av_layer = false;
 
+    // Filter effects to apply to this layer.
+    CARendererLayerParams::FilterEffects filter_effects;
+
    private:
     DISALLOW_COPY_AND_ASSIGN(ContentLayer);
   };