diff -r 000000000000 -r 6474c204b198 mobile/android/base/fxa/authenticator/FxAccountAuthenticator.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobile/android/base/fxa/authenticator/FxAccountAuthenticator.java	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,144 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.fxa.authenticator;
+
+import org.mozilla.gecko.background.common.log.Logger;
+import org.mozilla.gecko.fxa.FxAccountConstants;
+import org.mozilla.gecko.fxa.activities.FxAccountGetStartedActivity;
+
+import android.accounts.AbstractAccountAuthenticator;
+import android.accounts.Account;
+import android.accounts.AccountAuthenticatorResponse;
+import android.accounts.AccountManager;
+import android.accounts.NetworkErrorException;
+import android.content.Context;
+import android.content.Intent;
+import android.os.Bundle;
+
+public class FxAccountAuthenticator extends AbstractAccountAuthenticator {
+  public static final String LOG_TAG = FxAccountAuthenticator.class.getSimpleName();
+
+  protected final Context context;
+  protected final AccountManager accountManager;
+
+  public FxAccountAuthenticator(Context context) {
+    super(context);
+    this.context = context;
+    this.accountManager = AccountManager.get(context);
+  }
+
+  @Override
+  public Bundle addAccount(AccountAuthenticatorResponse response,
+      String accountType, String authTokenType, String[] requiredFeatures,
+      Bundle options)
+          throws NetworkErrorException {
+    Logger.debug(LOG_TAG, "addAccount");
+
+    final Bundle res = new Bundle();
+
+    if (!FxAccountConstants.ACCOUNT_TYPE.equals(accountType)) {
+      res.putInt(AccountManager.KEY_ERROR_CODE, -1);
+      res.putString(AccountManager.KEY_ERROR_MESSAGE, "Not adding unknown account type.");
+      return res;
+    }
+
+    Intent intent = new Intent(context, FxAccountGetStartedActivity.class);
+    res.putParcelable(AccountManager.KEY_INTENT, intent);
+    return res;
+  }
+
+  @Override
+  public Bundle confirmCredentials(AccountAuthenticatorResponse response, Account account, Bundle options)
+      throws NetworkErrorException {
+    Logger.debug(LOG_TAG, "confirmCredentials");
+
+    return null;
+  }
+
+  @Override
+  public Bundle editProperties(AccountAuthenticatorResponse response, String accountType) {
+    Logger.debug(LOG_TAG, "editProperties");
+
+    return null;
+  }
+
+  @Override
+  public Bundle getAuthToken(final AccountAuthenticatorResponse response,
+      final Account account, final String authTokenType, final Bundle options)
+          throws NetworkErrorException {
+    Logger.debug(LOG_TAG, "getAuthToken");
+
+    Logger.warn(LOG_TAG, "Returning null bundle for getAuthToken.");
+
+    return null;
+  }
+
+  @Override
+  public String getAuthTokenLabel(String authTokenType) {
+    Logger.debug(LOG_TAG, "getAuthTokenLabel");
+
+    return null;
+  }
+
+  @Override
+  public Bundle hasFeatures(AccountAuthenticatorResponse response,
+      Account account, String[] features) throws NetworkErrorException {
+    Logger.debug(LOG_TAG, "hasFeatures");
+
+    return null;
+  }
+
+  @Override
+  public Bundle updateCredentials(AccountAuthenticatorResponse response,
+      Account account, String authTokenType, Bundle options)
+          throws NetworkErrorException {
+    Logger.debug(LOG_TAG, "updateCredentials");
+
+    return null;
+  }
+
+  /**
+   * If the account is going to be removed, broadcast an "account deleted"
+   * intent. This allows us to clean up the account.
+   * <p>
+   * It is preferable to receive Android's LOGIN_ACCOUNTS_CHANGED_ACTION broadcast
+   * than to create our own hacky broadcast here, but that doesn't include enough
+   * information about which Accounts changed to correctly identify whether a Sync
+   * account has been removed (when some Firefox channels are installed on the SD
+   * card). We can work around this by storing additional state but it's both messy
+   * and expensive because the broadcast is noisy.
+   * <p>
+   * Note that this is <b>not</b> called when an Android Account is blown away
+   * due to the SD card being unmounted.
+   */
+  @Override
+  public Bundle getAccountRemovalAllowed(final AccountAuthenticatorResponse response, Account account)
+      throws NetworkErrorException {
+    Bundle result = super.getAccountRemovalAllowed(response, account);
+
+    if (result == null ||
+        !result.containsKey(AccountManager.KEY_BOOLEAN_RESULT) ||
+        result.containsKey(AccountManager.KEY_INTENT)) {
+      return result;
+    }
+
+    final boolean removalAllowed = result.getBoolean(AccountManager.KEY_BOOLEAN_RESULT);
+    if (!removalAllowed) {
+      return result;
+    }
+
+    // Broadcast a message to all Firefox channels sharing this Android
+    // Account type telling that this Firefox account has been deleted.
+    //
+    // Broadcast intents protected with permissions are secure, so it's okay
+    // to include private information such as a password.
+    final Intent intent = AndroidFxAccount.makeDeletedAccountIntent(context, account);
+    Logger.info(LOG_TAG, "Account named " + account.name + " being removed; " +
+        "broadcasting secure intent " + intent.getAction() + ".");
+    context.sendBroadcast(intent, FxAccountConstants.PER_ACCOUNT_TYPE_PERMISSION);
+
+    return result;
+  }
+}