Bug 3515073 Add ANativeWindow_fromSurfaceTexture

This is similar to ANativeWindow_fromSurface.

Change-Id: Iaadc06a5d0d50685c34876aa89488c16e7cfaa65
diff --git a/native/include/android/native_window_jni.h b/native/include/android/native_window_jni.h
index b9e72ef..408c263 100644
--- a/native/include/android/native_window_jni.h
+++ b/native/include/android/native_window_jni.h
@@ -33,6 +33,14 @@
  */
 ANativeWindow* ANativeWindow_fromSurface(JNIEnv* env, jobject surface);
 
+/**
+ * Return the ANativeWindow associated with a Java SurfaceTexture object,
+ * for interacting with it through native code.  This acquires a reference
+ * on the ANativeWindow that is returned; be sure to use ANativeWindow_release()
+ * when done with it so that it doesn't leak.
+ */
+ANativeWindow* ANativeWindow_fromSurfaceTexture(JNIEnv* env, jobject surfaceTexture);
+
 #ifdef __cplusplus
 };
 #endif