diff --git a/media/ndk/NdkJavaVMHelperPriv.h b/media/ndk/NdkJavaVMHelperPriv.h
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+++ b/media/ndk/NdkJavaVMHelperPriv.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef NDK_JAVA_VM_HELPER_PRIV_H_
+
+#define NDK_JAVA_VM_HELPER_PRIV_H_
+
+#include "jni.h"
+
+namespace android {
+
+struct NdkJavaVMHelper {
+    static JNIEnv *getJNIEnv();
+};
+
+}  // namespace android
+
+#endif  // NDK_JAVA_VM_HELPER_PRIV_H_
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