RN: Missing Copyright Headers

Summary: Adds copyright headers to all files that are missing them.

Reviewed By: hramos

Differential Revision: D12837494

fbshipit-source-id: 6330a18919676dec9ff2c03b7c9329ed9127d930

ReactAndroid/src/main/java/com/facebook/react/bridge/NativeArrayInterface.java

@@ -1,3 +1,10 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
 package com.facebook.react.bridge;
 
 public interface NativeArrayInterface {