diff --git a/include/ui/GraphicBuffer.h b/include/ui/GraphicBuffer.h
index a3e85a9..6edc3ca 100644
--- a/include/ui/GraphicBuffer.h
+++ b/include/ui/GraphicBuffer.h
@@ -88,12 +88,15 @@
     status_t lock(uint32_t usage, const Rect& rect, void** vaddr);
     status_t lock(GGLSurface* surface, uint32_t usage);
     status_t unlock();
-    
+
     android_native_buffer_t* getNativeBuffer() const;
     
     void setIndex(int index);
     int getIndex() const;
 
+    // for debugging
+    static void dumpAllocationsToSystemLog();
+
 private:
     virtual ~GraphicBuffer();