1 files changed, 3 insertions, 0 deletions
diff --git a/Source/WebKit2/WebProcess/WebPage/LayerTreeHost.h b/Source/WebKit2/WebProcess/WebPage/LayerTreeHost.h
index 8d3bb94ac..0e686b66f 100644
--- a/Source/WebKit2/WebProcess/WebPage/LayerTreeHost.h
+++ b/Source/WebKit2/WebProcess/WebPage/LayerTreeHost.h
@@ -41,6 +41,7 @@ class FloatPoint;
 class IntRect;
 class IntSize;
 class GraphicsLayer;
+class GraphicsLayerFactory;
 
 #if PLATFORM(WIN) && USE(AVFOUNDATION)
 struct GraphicsDeviceAdapter;
@@ -86,6 +87,8 @@ public:
     virtual void pauseRendering() { }
     virtual void resumeRendering() { }
 
+    virtual WebCore::GraphicsLayerFactory* graphicsLayerFactory() { return 0; }
+
 #if USE(COORDINATED_GRAPHICS)
     virtual void setVisibleContentsRect(const WebCore::IntRect&, float scale, const WebCore::FloatPoint&) { }
     virtual void setVisibleContentsRectForLayer(int layerID, const WebCore::IntRect&) { }