remove dependency on android_native_buffer.h

Change-Id: I720d5e6ac7e4455d7ab59eab7e9c2478b911228a
diff --git a/libvideoeditor/lvpp/PreviewRenderer.h b/libvideoeditor/lvpp/PreviewRenderer.h
index 4685d6f..91c2295 100755
--- a/libvideoeditor/lvpp/PreviewRenderer.h
+++ b/libvideoeditor/lvpp/PreviewRenderer.h
@@ -20,7 +20,7 @@
 
 #include <media/stagefright/ColorConverter.h>
 #include <utils/RefBase.h>
-#include <ui/android_native_buffer.h>
+#include <system/window.h>
 #include <ui/GraphicBufferMapper.h>
 #include "SoftwareRenderer.h"