Make the fuchsia mojo/public repo the source of truth.

mojo/public/java/bindings/src/org/chromium/mojo/bindings/Message.java

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-package org.chromium.mojo.bindings;
-
-import org.chromium.mojo.system.Handle;
-import org.chromium.mojo.system.MessagePipeHandle;
-
-import java.nio.ByteBuffer;
-import java.util.List;
-
-/**
- * A raw message to be sent/received from a {@link MessagePipeHandle}. Note that this can contain
- * any data, not necessarily a Mojo message with a proper header. See also {@link ServiceMessage}.
- */
-public class Message {
-
-    /**
-     * The data of the message.
-     */
-    private final ByteBuffer mBuffer;
-
-    /**
-     * The handles of the message.
-     */
-    private final List<? extends Handle> mHandle;
-
-    /**
-     * This message interpreted as a message for a mojo service with an appropriate header.
-     */
-    private ServiceMessage mWithHeader = null;
-
-    /**
-     * Constructor.
-     *
-     * @param buffer The buffer containing the bytes to send. This must be a direct buffer.
-     * @param handles The list of handles to send.
-     */
-    public Message(ByteBuffer buffer, List<? extends Handle> handles) {
-        assert buffer.isDirect();
-        mBuffer = buffer;
-        mHandle = handles;
-    }
-
-    /**
-     * The data of the message.
-     */
-    public ByteBuffer getData() {
-        return mBuffer;
-    }
-
-    /**
-     * The handles of the message.
-     */
-    public List<? extends Handle> getHandles() {
-        return mHandle;
-    }
-
-    /**
-     * Returns the message interpreted as a message for a mojo service.
-     */
-    public ServiceMessage asServiceMessage() {
-        if (mWithHeader == null) {
-            mWithHeader = new ServiceMessage(this);
-        }
-        return mWithHeader;
-    }
-}