[remoting android] Remove host It2Me implementation.

remoting/android/host/src/org/chromium/chromoting/host/jni/It2MeHostObserver.java

Index: remoting/android/host/src/org/chromium/chromoting/host/jni/It2MeHostObserver.java
diff --git a/remoting/android/host/src/org/chromium/chromoting/host/jni/It2MeHostObserver.java b/remoting/android/host/src/org/chromium/chromoting/host/jni/It2MeHostObserver.java
deleted file mode 100644
index 50605ee194e3f01a11819e022663a8ac4ac9ae41..0000000000000000000000000000000000000000
--- a/remoting/android/host/src/org/chromium/chromoting/host/jni/It2MeHostObserver.java
+++ /dev/null
@@ -1,34 +0,0 @@
-// Copyright 2016 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.chromoting.host.jni;
-
-/** Interface for receiving events from the C++ implementation of It2MeHost. */
-public interface It2MeHostObserver {
-    /** This corresponds to the C++ enumeration remoting::It2MeHostState. */
-    public enum State {
-        DISCONNECTED,
-        STARTING,
-        REQUESTED_ACCESS_CODE,
-        RECEIVED_ACCESS_CODE,
-        CONNECTED,
-        ERROR,
-        INVALID_DOMAIN_ERROR;
-    }
-
-    /**
-     * Called when a new It2Me access-code is received.
-     * @param accessCode The access code for the It2Me session.
-     * @param lifetimeSeconds Duration for which the access-code remains valid.
-     */
-    void onAccessCodeReceived(String accessCode, int lifetimeSeconds);
-
-    /**
-     * Called when the state has changed.
-     * @param state The new state.
-     * @param errorMessage Used only for the ERROR state. The string is not localized and not
-     *     intended to be shown to a user.
-     */
-    void onStateChanged(State state, String errorMessage);
-}