diff --git a/media/jni/android_media_MediaCodec.h b/media/jni/android_media_MediaCodec.h
index c0c47ef..d68bb53 100644
--- a/media/jni/android_media_MediaCodec.h
+++ b/media/jni/android_media_MediaCodec.h
@@ -31,7 +31,7 @@
 struct AMessage;
 struct AString;
 struct ICrypto;
-struct IGraphicBufferProducer;
+class IGraphicBufferProducer;
 struct MediaCodec;
 struct PersistentSurface;
 class Surface;