NdkMediaCodec: typedef struct ANativeWindow ANativeWindow

Bug: https://github.com/android-ndk/ndk/issues/528
Change-Id: I7b1eeff43ab2ac77999ed4c2d231c0178d614659
diff --git a/media/ndk/include/media/NdkMediaCodec.h b/media/ndk/include/media/NdkMediaCodec.h
index 12e8f0f..faf2d14 100644
--- a/media/ndk/include/media/NdkMediaCodec.h
+++ b/media/ndk/include/media/NdkMediaCodec.h
@@ -39,6 +39,7 @@
 #endif
 
 struct ANativeWindow;
+typedef struct ANativeWindow ANativeWindow;
 
 #if __ANDROID_API__ >= 21