Create a minimal settings UI

mobile/android/thirdparty/org/adblockplus/browser/AdblockPlusApiCallback.java

Index: mobile/android/thirdparty/org/adblockplus/browser/AdblockPlusApiCallback.java
diff --git a/mobile/android/thirdparty/org/adblockplus/browser/AdblockPlusApiCallback.java b/mobile/android/thirdparty/org/adblockplus/browser/AdblockPlusApiCallback.java
new file mode 100644
index 0000000000000000000000000000000000000000..ff64bad5f58100c109160dc6b24a78003479c5f5
--- /dev/null
+++ b/mobile/android/thirdparty/org/adblockplus/browser/AdblockPlusApiCallback.java
@@ -0,0 +1,26 @@
+/*
+ * This file is part of Adblock Plus <https://adblockplus.org/>,
+ * Copyright (C) 2006-2015 Eyeo GmbH
+ *
+ * Adblock Plus is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 3 as
+ * published by the Free Software Foundation.
+ *
+ * Adblock Plus is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.adblockplus.browser;
+
+import org.mozilla.gecko.util.NativeJSObject;
+
+public interface AdblockPlusApiCallback
+{
+  public void onApiRequestSucceeded(NativeJSObject jsObject);
+  public void onApiRequestFailed(String errorMessage);
+}