1 files changed, 5 insertions, 0 deletions
diff --git a/cc/surfaces/surface_factory_client.h b/cc/surfaces/surface_factory_client.h
index 9866b27..c2a04af 100644
--- a/cc/surfaces/surface_factory_client.h
+++ b/cc/surfaces/surface_factory_client.h
@@ -6,7 +6,9 @@
 #define CC_SURFACES_SURFACE_FACTORY_CLIENT_H_
 
 #include "cc/resources/returned_resource.h"
+#include "cc/surfaces/surface_id.h"
 #include "cc/surfaces/surfaces_export.h"
+#include "ui/gfx/geometry/rect.h"
 
 namespace cc {
 
@@ -15,6 +17,9 @@ class CC_SURFACES_EXPORT SurfaceFactoryClient {
   virtual ~SurfaceFactoryClient() {}
 
   virtual void ReturnResources(const ReturnedResourceArray& resources) = 0;
+
+  virtual void WillDrawSurface(SurfaceId surface_id,
+                               const gfx::Rect& damage_rect) {}
 };
 
 }  // namespace cc