diff -r 000000000000 -r 6474c204b198 mobile/android/base/sync/synchronizer/RecordsConsumerDelegate.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mobile/android/base/sync/synchronizer/RecordsConsumerDelegate.java	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,23 @@
+/* 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.sync.synchronizer;
+
+import java.util.concurrent.ConcurrentLinkedQueue;
+
+import org.mozilla.gecko.sync.repositories.domain.Record;
+
+interface RecordsConsumerDelegate {
+  public abstract ConcurrentLinkedQueue<Record> getQueue();
+
+  /**
+   * Called when no more items will be processed.
+   * If forced is true, the consumer is terminating because it was told to halt;
+   * not all items will necessarily have been processed.
+   * If forced is false, the consumer has invoked store and received an onStoreCompleted callback.
+   * @param forced
+   */
+  public abstract void consumerIsDone(boolean forced);
+  public abstract void store(Record record);
+}
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