Usage of new API, cleanups (reduced)

src/org/adblockplus/libadblockplus/FilterChangeCallback.java

 /*
  * This file is part of Adblock Plus <http://adblockplus.org/>,
  * Copyright (C) 2006-2014 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
@@ skipping 19 matching lines @@
     System.loadLibrary("adblockplus-jni");
     registerNatives();
   }
 
   public FilterChangeCallback()
   {
     this.ptr = ctor(this);
     this.disposer = new Disposer(this, new DisposeWrapper(this.ptr));
   }
 
-  public abstract void filterChangeCallback(String arg, JsValue jsValue);
+  public abstract void filterChangeCallback(String action, JsValue jsValue);
 
   @Override
   public void dispose()
   {
     this.disposer.dispose();
   }
 
   private final static class DisposeWrapper implements Disposable
   {
     private final long ptr;
 
     public DisposeWrapper(final long ptr)
     {
       this.ptr = ptr;
     }
 
     @Override
     public void dispose()
     {
       dtor(this.ptr);
     }
   }
 
   private final static native void registerNatives();
 
   private final static native long ctor(Object callbackObject);
 
   private final static native void dtor(long ptr);
 }