Discard framebuffer rendering queues when discarding layers
Bug #5581817

Change-Id: Ie30700a29059d2ea60eb7bd3f8bd20ac48a149ab
diff --git a/libs/hwui/LayerRenderer.h b/libs/hwui/LayerRenderer.h
index 6104301..72d8d81 100644
--- a/libs/hwui/LayerRenderer.h
+++ b/libs/hwui/LayerRenderer.h
@@ -61,6 +61,7 @@
             bool isOpaque, GLenum renderTarget, float* transform);
     ANDROID_API static void destroyLayer(Layer* layer);
     ANDROID_API static void destroyLayerDeferred(Layer* layer);
+    ANDROID_API static void flushLayer(Layer* layer);
     ANDROID_API static bool copyLayer(Layer* layer, SkBitmap* bitmap);
 
 private: