Remove negative button from NotificationDialog

src/main/java/org/tasks/reminders/NotificationDialog.java

@@ -5,7 +5,6 @@ import android.content.DialogInterface;
 import android.content.Intent;
 import android.os.Bundle;
 import android.support.annotation.NonNull;
-import android.support.v4.app.DialogFragment;
 import android.support.v7.app.AlertDialog;
 import android.widget.ArrayAdapter;
 
@@ -36,9 +35,9 @@ public class NotificationDialog extends InjectingDialogFragment {
                 getString(R.string.rmd_NoA_snooze),
                 getString(R.string.rmd_NoA_done)
         ));
-        AlertDialog.Builder builder = new AlertDialog.Builder(getActivity(), R.style.Tasks_Dialog);
-        builder.setTitle(title);
-        builder.setAdapter(adapter, new DialogInterface.OnClickListener() {
+        return new AlertDialog.Builder(getActivity(), R.style.Tasks_Dialog)
+                .setTitle(title)
+                .setAdapter(adapter, new DialogInterface.OnClickListener() {
                     @Override
                     public void onClick(DialogInterface dialog, int which) {
                         switch (which) {
@@ -62,16 +61,8 @@ public class NotificationDialog extends InjectingDialogFragment {
                                 break;
                         }
                     }
-        });
-        builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
-            @Override
-            public void onClick(DialogInterface dialog, int which) {
-                if (onDismissListener != null) {
-                    onDismissListener.onDismiss(dialog);
-                }
-            }
-        });
-        return builder.show();
+                })
+                .show();
     }
 
     public void setOnDismissListener(DialogInterface.OnDismissListener onDismissListener) {