code: @Override
  	public void prepareConditionalGet(final HttpUriRequest newRequest) {
  		transferFirstHeader("ETag", "If-None-Match", this.response, newRequest);
  		transferFirstHeader("Last-Modified", "If-Modified-Since", this.response, newRequest);
  	}
docs: /* (non-Javadoc)
  @see com.gistlabs.mechanize.cache.InMemoryCacheEntry#prepareConditionalGet(org.apache.http.client.methods.HttpUriRequest)