[remoting android] Remove host It2Me implementation.

remoting/android/host/src/org/chromium/chromoting/host/MainActivity.java

Index: remoting/android/host/src/org/chromium/chromoting/host/MainActivity.java
diff --git a/remoting/android/host/src/org/chromium/chromoting/host/MainActivity.java b/remoting/android/host/src/org/chromium/chromoting/host/MainActivity.java
deleted file mode 100644
index aae303f8aa2fa5acc042030a59d154633ff6dcde..0000000000000000000000000000000000000000
--- a/remoting/android/host/src/org/chromium/chromoting/host/MainActivity.java
+++ /dev/null
@@ -1,115 +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;
-
-import android.accounts.AccountManager;
-import android.content.Intent;
-import android.os.Bundle;
-import android.support.v7.app.AppCompatActivity;
-import android.support.v7.widget.Toolbar;
-import android.view.View;
-import android.widget.Button;
-import android.widget.TextView;
-
-import org.chromium.base.Log;
-import org.chromium.chromoting.base.OAuthTokenFetcher;
-import org.chromium.chromoting.host.jni.Host;
-import org.chromium.chromoting.host.jni.It2MeHostObserver;
-
-/**
- * Main screen of the Chromoting Host application.
- */
-public class MainActivity extends AppCompatActivity implements It2MeHostObserver {
-    private static final String TAG = "host";
-
-    /** Scope to use when fetching the OAuth token. */
-    private static final String TOKEN_SCOPE = "oauth2:https://www.googleapis.com/auth/googletalk";
-
-    private static final int REQUEST_CODE_CHOOSE_ACCOUNT = 0;
-
-    private Host mHost;
-    private String mAccountName;
-
-    private Button mShareButton;
-    private Button mDisconnectButton;
-    private TextView mStatusText;
-    private TextView mAccessCode;
-
-    @Override
-    public void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-
-        setContentView(R.layout.main);
-
-        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
-        setSupportActionBar(toolbar);
-
-        mShareButton = (Button) findViewById(R.id.share_button);
-        mDisconnectButton = (Button) findViewById(R.id.disconnect_button);
-        mDisconnectButton.setEnabled(false);
-
-        mStatusText = (TextView) findViewById(R.id.status_text);
-        mAccessCode = (TextView) findViewById(R.id.access_code);
-
-        if (mHost == null) {
-            mHost = new Host();
-        }
-    }
-
-    @SuppressWarnings("deprecation")
-    public void onShareClicked(View view) {
-        Intent intent = AccountManager.newChooseAccountIntent(
-                null, null, new String[] {"com.google"}, false, null, null, null, null);
-        startActivityForResult(intent, REQUEST_CODE_CHOOSE_ACCOUNT);
-    }
-
-    public void onDisconnectClicked(View view) {
-        mHost.disconnect();
-    }
-
-    public void onActivityResult(int requestCode, int resultCode, Intent data) {
-        if (resultCode != RESULT_OK) {
-            return;
-        }
-
-        if (requestCode == REQUEST_CODE_CHOOSE_ACCOUNT) {
-            mAccountName = data.getStringExtra(AccountManager.KEY_ACCOUNT_NAME);
-            requestAuthToken();
-        } else if (requestCode == OAuthTokenFetcher.REQUEST_CODE_RECOVER_FROM_OAUTH_ERROR) {
-            // User gave OAuth permission to this app (or recovered from any OAuth failure),
-            // so retry fetching the token.
-            requestAuthToken();
-        }
-    }
-
-    private void requestAuthToken() {
-        new OAuthTokenFetcher(this, mAccountName, TOKEN_SCOPE, new OAuthTokenFetcher.Callback() {
-            @Override
-            public void onTokenFetched(String token) {
-                mHost.connect(mAccountName, token, MainActivity.this);
-            }
-
-            @Override
-            public void onError(OAuthTokenFetcher.Error error) {
-                Log.e(TAG, "Error fetching token: %s", error.name());
-            }
-        }).fetch();
-    }
-
-    @Override
-    public void onAccessCodeReceived(String accessCode, int lifetimeSeconds) {
-        mAccessCode.setText(accessCode);
-    }
-
-    @Override
-    public void onStateChanged(State state, String errorMessage) {
-        mStatusText.setText(state.name());
-        mShareButton.setEnabled(state == It2MeHostObserver.State.DISCONNECTED);
-        mDisconnectButton.setEnabled(state != It2MeHostObserver.State.DISCONNECTED);
-        if (state == It2MeHostObserver.State.DISCONNECTED) {
-            mAccessCode.setText("");
-        }
-    }
-}