android: Use UIResource for overscroll glow

content/browser/android/edge_effect.h

Index: content/browser/android/edge_effect.h
diff --git a/content/browser/android/edge_effect.h b/content/browser/android/edge_effect.h
index b8febba22d2a77673be3198c46b4e6d26cc39c21..6066106e5b6db7d0d616aa205d03f9a8e7d93b8b 100644
--- a/content/browser/android/edge_effect.h
+++ b/content/browser/android/edge_effect.h
@@ -8,10 +8,11 @@
 #include "base/basictypes.h"
 #include "base/memory/ref_counted.h"
 #include "base/time/time.h"
+#include "cc/resources/ui_resource_client.h"
 #include "ui/gfx/size_f.h"
 
 namespace cc {
-class Layer;
+class UIResourceLayer;
 }
 
 namespace content {
@@ -33,7 +34,8 @@ public:
     EDGE_COUNT
   };
 
-  EdgeEffect(scoped_refptr<cc::Layer> edge, scoped_refptr<cc::Layer> glow);
+  EdgeEffect(scoped_refptr<cc::UIResourceLayer> edge,
+             scoped_refptr<cc::UIResourceLayer> glow);
   ~EdgeEffect();
 
   void Pull(base::TimeTicks current_time, float delta_distance);
@@ -50,6 +52,9 @@ public:
                      float glow_height,
                      float offset);
 
+  void SetUIResources(cc::UIResourceId edge_resource,
+                      cc::UIResourceId glow_resource);
+
 private:
 
   enum State {
@@ -60,8 +65,8 @@ private:
     STATE_PULL_DECAY
   };
 
-  scoped_refptr<cc::Layer> edge_;
-  scoped_refptr<cc::Layer> glow_;
+  scoped_refptr<cc::UIResourceLayer> edge_;
+  scoped_refptr<cc::UIResourceLayer> glow_;
 
   float edge_alpha_;
   float edge_scale_y_;