CC: Plumb LayerSettings parameter for cc::Layer construction.

cc/layers/layer.h

Index: cc/layers/layer.h
diff --git a/cc/layers/layer.h b/cc/layers/layer.h
index 56decaa741a2d36d5cf3fdbd56d1fd836be41d91..9cfa7471c1cb1c19cb9a596afb3f8d7484876048 100644
--- a/cc/layers/layer.h
+++ b/cc/layers/layer.h
@@ -58,6 +58,7 @@ class CopyOutputRequest;
 class LayerAnimationEventObserver;
 class LayerClient;
 class LayerImpl;
+class LayerSettings;
 class LayerTreeHost;
 class LayerTreeHostCommon;
 class LayerTreeImpl;
@@ -84,7 +85,7 @@ class CC_EXPORT Layer : public base::RefCounted<Layer>,
     INVALID_ID = -1,
   };
 
-  static scoped_refptr<Layer> Create();
+  static scoped_refptr<Layer> Create(const LayerSettings& settings);
 
   int id() const { return layer_id_; }
 
@@ -573,7 +574,7 @@ class CC_EXPORT Layer : public base::RefCounted<Layer>,
   friend class TreeSynchronizer;
   ~Layer() override;
 
-  Layer();
+  explicit Layer(const LayerSettings& settings);
 
   // These SetNeeds functions are in order of severity of update:
   //