Compositor thread plumbing for layout rectangle debug info.

webkit/renderer/compositor_bindings/web_layer_impl.h

Index: webkit/renderer/compositor_bindings/web_layer_impl.h
diff --git a/webkit/renderer/compositor_bindings/web_layer_impl.h b/webkit/renderer/compositor_bindings/web_layer_impl.h
index abccf8f1581a801d179c02f55d0aefb790db7636..a4027aa16e557a6bff37a7bfedf0ca34df95184d 100644
--- a/webkit/renderer/compositor_bindings/web_layer_impl.h
+++ b/webkit/renderer/compositor_bindings/web_layer_impl.h
@@ -33,6 +33,13 @@ namespace blink {
 class WebFilterOperations;
 class WebLayerClient;
 struct WebFloatRect;
+class GraphicsLayerDebugInfo;
+}
+
+namespace base {
+namespace debug {
+class ConvertableToTraceFormat;
+}
 }
 
 namespace webkit {
@@ -129,6 +136,8 @@ class WebLayerImpl : public blink::WebLayer, public cc::LayerClient {
   virtual void setScrollParent(blink::WebLayer* parent);
   virtual void setClipParent(blink::WebLayer* parent);
 
+  virtual void setDebugInfo(blink::WebGraphicsLayerDebugInfo* debug_info);
+
  protected:
   scoped_refptr<cc::Layer> layer_;
   blink::WebLayerClient* web_layer_client_;