private void maybeNotifyExclusiveEntryRemoval(
      @Nullable Entry<K, V> entry1, @Nullable Entry<K, V> entry2) {
    maybeNotifyExclusiveEntryRemoval(entry1);
    maybeNotifyExclusiveEntryRemoval(entry2);
  }
Notifies the client that the cache no longer tracks the given items.

<p>This method invokes the external {@link CloseableReference#close} method, so it must not be
called while holding the <code>this</code> lock.
imagepipeline-base/src/main/java/com/facebook/imagepipeline/cache/AbstractAdaptiveCountingMemoryCache.java