Polish contracts

spring-web-reactive/src/main/java/org/springframework/http/client/reactive/ReactorClientHttpResponse.java

@@ -56,7 +56,7 @@ public class ReactorClientHttpResponse implements ClientHttpResponse {
 	@Override
 	public HttpHeaders getHeaders() {
 		HttpHeaders headers = new HttpHeaders();
-		this.channel.headers().entries().stream().forEach(e -> headers.add(e.getKey(), e.getValue()));
+		this.channel.responseHeaders().entries().stream().forEach(e -> headers.add(e.getKey(), e.getValue()));
 		return headers;
 	}