Take generated code fix for glReadPixels

Change-Id: I2a1827d7b293d3cf40466a7b6dc82c1365d1f583
diff --git a/system/GLESv2_enc/gl2_enc.cpp b/system/GLESv2_enc/gl2_enc.cpp
index cae2416..6fecec4 100644
--- a/system/GLESv2_enc/gl2_enc.cpp
+++ b/system/GLESv2_enc/gl2_enc.cpp
@@ -3030,7 +3030,7 @@
 	if (useChecksum) checksumCalculator->addBuffer(buf, ptr-buf);
 	if (useChecksum) checksumCalculator->writeChecksum(ptr, checksumSize); ptr += checksumSize;
 
-	stream->readback(pixels, __size_pixels);
+	 stream->readbackPixels(self, width, height, format, type, pixels);
 	if (useChecksum) checksumCalculator->addBuffer(pixels, __size_pixels);
 	if (useChecksum) {
 		unsigned char *checksumBufPtr = NULL;